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Tuesday, May 3, 2011

May 2011 Feedback(Verbal)

1.Callous

2.Qurush

3.Barbiturate

4.Archaic

5.Surrogate

6.Instill

7.Plaudit

8. Cogent

9. Failsafe

10. Truncate

11. Malfunction

12. Friated

13. Penurious

14. Compotes

15. Spurious

16. Adamant

May 2011 Feedback(Maths)

Quants:

1. Col A: (1/9)/100
Col B: 1/1000+((1/9)/1000)

2. Which cannot be the sum of 3 or more consequetive integers
A. 1
B. 2
C. 3
D. 4

3.Given that 6 computers of type A,12 computers of type B are in a office, if 25%of the computers are connected to color printers and 33 1/3% of the computers are connected to color printers type B then how many type A computers are connected to colour printers?

4. Given two circles of radius 3 and 5, if a line tangent to the smaller circle passes through the bigger circle at points Q and P. What is the length of PQ?

5. If the sum of a number and its reciprocal is less than 2 then what is the number?
A.1/3
B. 2
C.4/3
D.3/2
E. none of the above

6. If xy =!0
Col a: x^y
Col b: y^x

7. In the xy coordinate axis, two line equations P and Q were given, if these make two points on PQ then distance of PQ is? (Question is something like this)

8. Given two line equations
Col a: slope of line 1
Col b: slope of line 2

9. A rectangle ABCD with sides AB= 16, BC=5. If a point 'P' is ploted on the side CD of the rectangle then what is the probability that the length of the BP is 13

Sunday, September 19, 2010

Free Practice Tests......


Powered by GreGuide Version 2.2.1 Copyrights 2007, GreGuide.com

Friday, September 17, 2010

GRE verbal questions(feedback) september-2010......

1.UBIQUITOUS

jailed

bilious

exhaustive

localized

hiding

2. The thought of a nuclear _____ sparked by a misunderstanding poses an awesome ______.

danger .... spectacle

liaison .... probability

holocaust .... spectre

explosion .... calamity

device .... reverberation

3. MORBID

enraged

salutary

alive

calm

hale

4. The President of the nation was widely ____ for refusing to ____ the excesses of the loathed Minister.

supported ..... ostracise

condemned.... promote

applauded ..... implement

criticized .... curb

chagrined .... prevent

5. As the controversial argument continued, the debaters became more _____ and their remarks became more _______.

emotional .... adroit

vehement ..... acrimonious

affable .... adverse

reticent .... cliche

subdued ..... hostile

6. HEADLONG : FORETHOUGHT ::

singlehanded : ambition

levelheaded : resolve

mealymouthed : talent

heartbroken : emotion

barefaced : shame

7. With her customary ______, the Queen replied to reporters only with a smile, but the President _____ happily about what a good time he was having.

choler .... spoke

aplomb .... objected

reticence .... exclaimed

volubility .... gushed

tact .... grumbled

8. EXTRACT : QUOTATION

tropics : undra

longitude : latitude

exile : solitude

radius : diameter

forecast : predication

9. Rural dwellers who hold ______ values may, at times. be altogether uncritical of various federal programs aimed at the regulation and ____ of agriculture.

conventional ..... subsidisation

rigorous .... legislation

10. Most candidates spend ________ they can raise on their campaigns, but others wind up on election day with a ________.

everything .... surplus

time .... vacation

every cent .... deficit

nothing .... war chest

so .... bankroll

11. Although the young boys in the class grew ____ under the principal's new discipline policy, the girls seemed _____ by it.

anxious .... intimidated

remorseful .... enchanted

restive .... unperturbed

taciturn .... attracted

argumentative .... frustrated

12. HEED

hope

ignore

Imagine

victory

belief

13. PERJURY : TRUTH : :

patience : indecision

treason : loyalty

courage : cowardice

prestidigitation : articulate

sorcery : witchcraft

14. CONTUMACIOUS

complaint

dogged

pertinacious

obdurate

reciprocal

15. LECHER : LUST : :

manager : expertise

burglar : swag

archer : bow

glutton : greed

factor : merchant

Wednesday, September 8, 2010

GRE verbal questions(feedback) september-2010......

GRE Analogy

1)PENURIOUS : SHACK

A. Poor : Poverty

B. Affluent : Mansion

C. Mendacious : Cringe

D. Mendicant : Evasion

E. Affluent : Abject



2)BALL : SOCCER

A. Cart : Golf

B. Run : Baseball

C. Pen : Letter

D. Stick : Hockey

E. Hoop : Basketball

3)CURIOSITY : KNOWLEDGE


A. Assemblage : Information

B. Imbibe : Write

C. Nibble : Gorge

D. Desire : Information

E. Avarice : Wealth

4)PAINTER : BRUSH

A. Mason : Trowel

B. Tuxedo : Wardrobe

C. Observer : Watches

D. Architect : Cement

E. Carpenter : Wood

5)NIBBLE : GORGE

A. Saturate : Fluid

B. Sip : Guzzle

C. Walk : Brisk

D. Tipple : Imbibe

E. Swallow : Spit



GRE Antonyms

1)VERTIGINOUS
2)SOPORIFIC
3)RESPLENDENT
4)OPPROBRIUM
5)SEVERANCE
6)ASSUAGE
7)REQUIEM
8)ARCHAIC

GRE maths(quant) feed back september-2010 from orkut

1)
The sum of the first 100 numbers, 1 to 100 is divisible by

(1) 2, 4 and 8
(2) 2 and 4
(3) 2 only
(4) None of these

2)

What is the minimum number of square marbles required to

tile a floor of length 5 metres 78 cm and width 3 metres

74 cm?

(1) 176
(2) 187
(3) 54043
(4) 748

3)
What is the remainder when 9^1 + 9^2 + 9^3 + …. + 9^8 is

divided by 6?

(1) 3
(2) 2
(3) 0
(4) 5

4)
What is the reminder when 91 + 92 + 93 + …… + 99 is

divided by 6?

(1) 0
(2) 3
(3) 4
(4) None of these

5)
Find the value of 1.1! + 2.2! + 3.3! + ……+n.n!

(1) n! +1
(2) (n+1)!
(3) (n+1)!-1
(4) (n+1)!+1

6)
‘a’ and ‘b’ are the lengths of the base and height of a

right angled triangle whose hypotenuse is ‘h’. If the

values of ‘a’ and ‘b’ are positive integers, which of the

following cannot be a value of the square of the

hypotenuse?

(1) 13
(2) 23
(3) 37
(4) 41

7)
Two numbers when divided by a certain divisor leave

remainders of 431 and 379 respectively. When the sum of

these two numbers is divided by the same divisor, the

remainder is 211. What is the divisor?

(1) 599
(2) 1021
(3) 263
(4) Cannot be determined


8)
What is the least number that should be multiplied to 100!

to make it perfectly divisible by 350?

(1) 144
(2) 72
(3) 108
(4) 216

9)
A certain number when successfully divided by 8 and 11

leaves remainders of 3 and 7 respectively. What will be

remainder when the number is divided by the product of 8

and 11, viz 88?

(1) 3
(2) 21
(3) 59
(4) 68

10)
What is the total number of different divisors including 1

and the number that can divide the number 6400?

(1) 24
(2) 27
(3) 27
(4) 68

11)
When 26854 and 27584 are divided by a certain two digit

prime number, the remainder obtained is 47. Which of the

following choices is a possible value of the divisor?

(1) 61
(2) 71
(3) 73
(4) 89

12)

How many times will the digit ‘0′ appear between 1 and

10,000?

(1) 4000
(2) 4003
(3) 2893
(4) 3892

13)
What number should be subtracted from x^3 + 4x^2 – 7x + 12

if it is to be perfectly divisible by x + 3?

(1) 42
(2) 39
(3) 13
(4) None of these

14)
What is the value of M and N respectively? If M39048458N

is divisible by 8 and 11; Where M and N are single digit

integers?

(1) 7, 8
(2) 8, 6
(3) 6, 4
(4) 5, 4


15)
How many zeros contained in 100!?

(1) 100
(2) 24
(3) 97
(4) Cannot be determined

GRE maths(quant) feed back september-2010 from orkut

1)
The sum of the first 100 numbers, 1 to 100 is divisible by

(1) 2, 4 and 8
(2) 2 and 4
(3) 2 only
(4) None of these

2)

What is the minimum number of square marbles required to

tile a floor of length 5 metres 78 cm and width 3 metres

74 cm?

(1) 176
(2) 187
(3) 54043
(4) 748

3)
What is the remainder when 9^1 + 9^2 + 9^3 + …. + 9^8 is

divided by 6?

(1) 3
(2) 2
(3) 0
(4) 5

4)
What is the reminder when 91 + 92 + 93 + …… + 99 is

divided by 6?

(1) 0
(2) 3
(3) 4
(4) None of these

5)
Find the value of 1.1! + 2.2! + 3.3! + ……+n.n!

(1) n! +1
(2) (n+1)!
(3) (n+1)!-1
(4) (n+1)!+1

6)
‘a’ and ‘b’ are the lengths of the base and height of a

right angled triangle whose hypotenuse is ‘h’. If the

values of ‘a’ and ‘b’ are positive integers, which of the

following cannot be a value of the square of the

hypotenuse?

(1) 13
(2) 23
(3) 37
(4) 41

7)
Two numbers when divided by a certain divisor leave

remainders of 431 and 379 respectively. When the sum of

these two numbers is divided by the same divisor, the

remainder is 211. What is the divisor?

(1) 599
(2) 1021
(3) 263
(4) Cannot be determined


8)
What is the least number that should be multiplied to 100!

to make it perfectly divisible by 350?

(1) 144
(2) 72
(3) 108
(4) 216

9)
A certain number when successfully divided by 8 and 11

leaves remainders of 3 and 7 respectively. What will be

remainder when the number is divided by the product of 8

and 11, viz 88?

(1) 3
(2) 21
(3) 59
(4) 68

10)
What is the total number of different divisors including 1

and the number that can divide the number 6400?

(1) 24
(2) 27
(3) 27
(4) 68

11)
When 26854 and 27584 are divided by a certain two digit

prime number, the remainder obtained is 47. Which of the

following choices is a possible value of the divisor?

(1) 61
(2) 71
(3) 73
(4) 89

12)

How many times will the digit ‘0′ appear between 1 and

10,000?

(1) 4000
(2) 4003
(3) 2893
(4) 3892

13)
What number should be subtracted from x^3 + 4x^2 – 7x + 12

if it is to be perfectly divisible by x + 3?

(1) 42
(2) 39
(3) 13
(4) None of these

14)
What is the value of M and N respectively? If M39048458N

is divisible by 8 and 11; Where M and N are single digit

integers?

(1) 7, 8
(2) 8, 6
(3) 6, 4
(4) 5, 4


15)
How many zeros contained in 100!?

(1) 100
(2) 24
(3) 97
(4) Cannot be determined

Wednesday, March 24, 2010

ORKUT VERBAL DATABASE (Till mrach 24th) (feedback of verbal)

1. Lachrymose

2. Capitulate

3. Bawdy

4. Feisty

5. Banal

6. Succinct

7. Puckish

8. Futon

9. Ossified

10. Hasty

11. Deliberate


Analogies:

1. Ossified: Flexibility

2. Hasty: Deliberate

Issue Topic:

1.It is much better if ideas are shared in the form of images rather than the verbal communication, when large group need to be addressed.

ORKUT QUANT DATABASE (Till mrach 24th) (feedback of maths))

1. If 3/13 < x < 4/13, then the possible value of x is?
A. 9/26
B. 17/52
C. 19/65
& so on....

2. If b = mod (15x+20y), then
Col A: The smallest possible value of 'b'
Col B: 10

3. If 2.8! + 10! = x*8!, then the value of x is?

4. If x^2 + 2x + f = 0 & x^2 + 4x +g = 0, then
Col A: f
Col B: g


5. If a number is divisible by 5 the remainder is 3 and when the same number is divided by 7 the remainder is 4. What is the least possible number?



6. There are 'n' number of flags and the number 'n' is odd. If the first flag is red colour and the even numbered flags are white, then what are the number of red colour flags?
Col A: Number of red flags
Col B: n/2


7. If 0 < x < 10 & y = 2x + 3 and y is an integer, then find the number of possible sets of (x, y)?


8. If 0.0625y =x*(2.5)/4
Col A: x
Col B: y

9. If consider the line 3x - y < 1, then in which quadrant the line lie?
A. First Quadrant
B. Second Quadrant
C. Third Quadrant
D. Fourth Quadrant
E. All


10. Given that a person travels in a circular path of diameter 2cm. If the total distance travelled by him is 314cm, then find the number of revolutions made by him?

Sunday, November 1, 2009

GRE verbal questions(feedback) november......

Discretion

2. Cavil

3. Chronological

4. Spurious

5. Lionize

6. Restive

7. Invigorate

8. Demur

9. Parsimonious

10. Skimp

11. Countenance


Analogies:

1. Parsimonious: Skimp

2. Countenance: Toleration


Issue Topic:

1. Education will be effective, only if it is modified to the meet the individual interests of the student.


Argument Topic:

1. A survey was conducted on 500 middle-aged men to determine relationship between exercise and longevity. They have been monitored for 10 years. The men were of various occupations and belong to different locations. Among those who responded, many said that they did vigorous outdoor exercises daily. Hence, based on the direct relationship between exercise and longevity, doctors should not recommend moderate exercises to all the patients.
(Some thing like this)

GRE maths(quant) feed back november from orkut

1- Column A a < 0 Column B
1 a
a

2)Which one of the following could be the difference between two numbers both of which are divisible
by 2, 3 and 4?
(A) 71 (B) 72 (C) 73 (D) 75

3)Column A x ≥ 11 Column B
3 + x + 7 7 + 11 + 3

4)problem related to triangle perimeter and area

5)If 4 percent of (p + q) is 8 and p is a positive integer, what is the greatest possible value of q?
(A) 196 (B) 197 (C) 198 (D) 199

6)The average of five numbers is 6.9. If one of the numbers is deleted, the average of the remaining
numbers is 4.4. What is the value of the number deleted?
(A) 6.8 (B) 7.4 (C) 12.5 (D) 16.9

Saturday, October 24, 2009

october end verbal feedback from orkut

1.Callous

2.Qurush

3.Barbiturate

4.Archaic

5.Surrogate

6.Instill

7.Plaudit

8.Voracious

9.Roil

10.Inane

11.Malleable

12.Fretwork

13. Squall

14. Inept

15. Garbled

16. Refractory

17. Smirk

18. Resilience

19. Intriguing

20. Qurush

21. Temerity

22. Cacophonous

23. Impeachable

Analogies:

1.Malleable: Shape

2.Fretwork: Ornament

3.Door: Wall

Issue Topic:

1.An individual`s greatness cannot be judged objectively by his or her contemporaries; the most objective evaluators of a person`s greatness are people who belong to a later time.

Argument Topic:

1. The following appeared as an editorial in a local newspaper.
"In order to attract visitors to Central Plaza downtown and to return the plaza to its former glory, the city should prohibit skateboarding there and instead allow skateboarders to use an area in Monroe Park. At Central Plaza, skateboard users are about the only people one sees now, and litter and defaced property have made the plaza unattractive. In a recent survey of downtown merchants, the majority supported a prohibition on skateboarding in the plaza. Clearly, banning skateboarding in Central Plaza will make the area a place where people can congregate for fun or for relaxation."

october end quant(maths) feedback from orkut

1. The reflection of a positive integer is obtained by reversing the digits. For example, 321 is the reflection of 123. The difference between a five-digit integer and its reflection must be divisible by which of the following?
A. 2
B. 4
C. 5
D. 6
E. 9

2.If x, y are positive integers

and (x^2 + y^2)/2 = xy, then

Col A: x
Col B: y

A. Column A is greater
B. Column B is greater
C. Column A equals Column B
D. Relationship Indeterminate

3. given that there are 10 balls and 10 bags and 3 balls are of same kind in how many ways these 10 balls can be arrangerd in 10 bags such that no bag should be emply

4.If x and y are both prime and greater than 2, then which of the following CANNOT be a divisor of xy?
(A) 2 (B) 3 (C) 11 (D) 15


5.In the two-digit number x, both the sum and the difference of its digits is 4. What is the value of x?
(A) 13 (B) 31 (C) 40 (D) 48

6.Column A X ≤ 8 Column B
2 + 3 + X 2 + 3 + 8


7.problem of trapezoidal(finding its area)

8.area of one figure having different shape of circle , triangle etc

9.Column A x > 0 and 0 < y < 1 Column B
xy x/y

10.Column A 6a = 5b a > 0 Column B
a b

Saturday, October 3, 2009

october verbal feedback

EXHORT:SUGGEST

A. conspire:plan
B. tamper:adjust
C. crave:accept
D. goad:direct
E. instruct:teach

words....

Resurgence

Assuage

Meek

parry

solitude

energizer

argument---
The following appeared in a memo from the mayor of the town of Hopewell.
"Two years ago, the town of Ocean View built a new municipal golf course and resort hotel. During the past two years, tourism in Ocean View has increased, new businesses have opened there, and Ocean View's tax revenues have risen by 30 percent. The best way to improve Hopewell's economy, and generate additional tax revenues, is to build a golf course and resort hotel similar to those in Ocean View

october feedback quant (maths)

8s + 2t = x

t + 4s = -1


If there are an infinite number of real-valued solutions for s and t, what must be the value of x?

a) t
b) s
c) -1
d) -2
e) None of These

A number is selected at random from first thirty natural numbers. What is the chance that it is a multiple of either 3 or 13?

A. 17/30
B. 2/5
C. 11/30
D. 4/15

What is the greatest positive integer n, such that 2^n is a factor of 12^10?

a. 10
b. 12
c. 16
d. 20
e. 60

In a certain country, a person is born every 3 seconds and a person dies every 10 seconds. Therefore, the birth and death rates account for a population growth of one person every
a. 3 1/3 sec
b. 4 2/7 sec
c. 7 sec
d. 11 2/3 sec
e. 13 sec

Ans:B

A merchant buys two articles for Rs.600. He sells one of them at a profit of 22% and the other at a loss of 8% and makes no profit or loss in the end. What is the selling price of the article that he sold at a loss?

A. Rs. 404.80
B. Rs. 440
C. Rs. 536.80
D. Rs. 160
E. Rs. 153.60

Column A: Sum of the areas of two triangles on the same base of length 3 cm and with heights 1.5 cm and 12 cm.

Column B: Area of a triangle with base 9 cm and height 9 cm minus the sum of the areas of the two triangles given in A.


Choose:

A. if the quantity in column A is greater

B. if the quantity in column B is greater

C. if the quantities are equal

D. if the relationship cannot be determined from the information given

At a party there were 5 times as many as males. There were 3 times as many adults as children. Which of the following could not be the number of people at the party?

a. 384
b. 258
c. 216
d. 120
e. 72

Six points lie on a circle. How many quadrilaterals can be drawn joining these points?


A. 72
B. 36
C. 48
D. 15
E. 120

Tuesday, September 29, 2009

GRE exams - cambridge for practice

for practice....!!!!

enjoy... mail me if u want ny more...!!

http://www.2shared.com/file/7458727/d1970584/Pool_Of_Argument_Topics.html



http://www.2shared.com/file/7458762/c591340f/Pool_Of_Issue_Topics.html



http://www.2shared.com/file/7458777/ace0f1c1/22_passages.html

http://www.2shared.com/file/7458780/b51c78ad/22_passages.html

http://www.2shared.com/file/7458791/db00797a/63_passages.html

http://www.2shared.com/file/7458799/d5dbf148/Answers-Of_All_Sections-edited_for_gre.html

http://www.2shared.com/file/7458823/dda686a0/gre-hiral.html

http://www.2shared.com/file/7458823/dda686a0/gre-hiral.html

http://www.2shared.com/file/7458870/39d8235f/analogy_with_small-tricks.html

http://www.2shared.com/file/7458883/27496e2a/ANALOGY_BIBLE.html

http://www.2shared.com/file/7458943/8a3e4b11/GRE.html



http://www.2shared.com/file/7357429/710fb634/SETUP.html


http://www.2shared.com/file/7357552/a85e934c/SETUP2.html




http://www.2shared.com/file/7357620/b57dafe/SETUP3.html

Thursday, August 27, 2009

ORKUT VERBAL DATABASE(feedback) (Till August 26th)

1.Pervasive

2.Vitriol

3.Absorb

4.Vapid

5.Crouch

6.Gaunt

7.Zest

8.Malice

9.Stasis

10.Coagulant

11.Palpable

12.Allure

13.Entice

14.Stasis

15.Coagulant

16.Palpable

17.Allure

18.Entice


ANALOGIES:

1.Fretwork : Ornamentation

2.Mulish : Pervasive

3.Book : novelist


ISSUE TOPIC:

1. Scholars and researchers should not bother how big their contributions are…. they should keep working no matter how idiosyncratic they may seem.




Argument Topic:

1. The following appeared in a letter to the editor of a Batavia newspaper.

"The department of agriculture in Batavia reports that the number of dairy farms throughout the country is now 25 percent greater than it was 10 years ago. During this same time period, however, the price of milk at the local Excello Food Market has increased from $1.50 to over $3.00 per gallon. To prevent farmers from continuing to receive excessive profits on an apparently increased supply of milk, the Batavia government should begin to regulate retail milk prices. Such regulation is necessary to ensure both lower prices and an adequate supply of milk for consumers."

ORKUT QUANT DATABASE(feedback) (Till August 26th)

1. If an integer is defined as (-1)^n then which of the following is applicable for integers a and b ?
i. a+b = a*b;
ii. (a+b)=(a)+(b);
iii. (a*b)=(a)*(b);

A. Only i.
B. Only ii.
C. Both i and ii
D. All the three
E. None

2. Col A: sqrt(2/5)
Col B: 1- 3/5

3. Given three points a, b, c. If a, b lie on the same line and if all these three points are at same distance between each other, then
A. None of the points lie on the same plane.
B. Only one point lies on the plane.
C. Two points lie on the plane.
D. More than two points lie on the plane.
E. None of the above.

4. Given a series -9, 10, -11, 12, -13. . . . . . . . . . .80
Col A: sum of first 27 numbers
Col B: -22

5. If 100 < Y
Col A: 2y
Col B: 400


7. Col A: 77!/78!
Col B: 87!/88!

8. If 2^n > 10^15n then which of the following options satisfies the condition
A. 30
B. 45
C. 60
D. 75

9. If x, y are the prime numbers greater than 10, then which of following must be even?
A. (x^2)*(y^2)
B. x^2 + x*y
C. 2*x*y + x
& so on....

10. Given a line in xy-plane with slope k = -3 & the points are (2, k), (-3, m)
Col A: k-m
Col B: -15

11. The approximate value of ((61.16)(.98)^2)/sqrt(401) is
A. 5
B. 4
C. 3
D. 2
E. 1

Sunday, August 23, 2009

ORKUT VERBAL DATABASE(feedback) (Till August 21st)

1. Supple

2. Garrulous

3. Eradicate

4. Edify

5. Homily

6. Brevity

7. Inane

8. Panache

9. Ameliorate

10. Senility

11. Frigid

12. Embezzling

Analogies:

1. Frigid: Fixed

2. Embezzling: Stealing

3. School: Fish

Issue Topic:

1. "There are two types of laws: just and unjust. Every individual in a society has a responsibility to obey just laws and, even more
importantly, to disobey and resist unjust laws."

2. "Technologies not only influence but actually determine social customs and ethics."

Argument Topic:

1. Thirteen years ago, researchers studied a group of 25 infants who showed signs of mild distress when exposed to unfamiliar stimuli such as an unusual odor or a tape recording of an unknown voice. They discovered that these infants were more likely than other infants to have been conceived in early autumn, a time when their mothers' production of melatonin — a hormone known to affect some brain functions — would naturally increase in response to decreased daylight. In a follow-up study conducted earlier this year, more than half of these children — now teenagers — who had shown signs of distress identified themselves as shy. Clearly, increased levels of melatonin before birth cause shyness during infancy and this shyness continues into later life.


2. Typically, as people age, their bone mass decreases, making them more vulnerable to bone fractures. A recent study concludes that the most effective way to reduce the risk of fractures in later life is to take twice the recommended dose of vitamin D and
calcium daily. The three-year study followed a group of French women in their eighties who were nursing-home residents. The women were given daily supplements of twice the recommended dose of vitamin D and calcium. In addition, the women participated in a light weightlifting program. After three years, these women showed a much lower rate of hip fractures than is average for their age.

ORKUT QUANT DATABASE(feedback) (Till August 21st)

1. Given that a number ‘N’, when divided by 5 gives remainder 4 and when divided by 11 gives remainder 3, what is the number?


2. Given ‘n’ is an integer. If n ≠ 0, then
Col A: 22 X n
Col B: 23 X n

3. Col A: 1/97+1/98+1/99+1/100
Col B: 1/25

4. In one bag, half the balls are red, 1/8 green, 24 are neither, so how many balls are there altogether?

5. Col a: (4^-3+4^9)/32^-2
Col b:16(1+2^23)

6. If a man walks at the rate of 3miles per hour then the distance he covered in 18 minutes is given by (1mile = 5208foot)
A. 4000 feet
B. 4250 feet
C. 4500 feet
D. 4750 feet
E. 5000 feet

7. Given a smaller circle inscribed in the larger circle, if.... 'r' is a point on the smaller circle, 's' is a point on the larger circle, 'o' is the center of both the circles, or = x, rs = y, and if the area of the smaller circle is equal to the area of the big circle minus the area of the small circle, then what is value of y in terms of x?