मथस दिसम्बर...

1. Given two points (3, 4) and (t, t) and if the slope of the line is negative, then
Col A: t
Col B: 3

2. Given three series
l: x, 2x, 3x, 4x, 5x
ll: x, x+1, x+2, x+3
lll: 1/x,1/x+1,1/x+2,1/x+3
Which of the series has same mean and median?

3.

Given a figure like above of concentric circles ‘S’ and ‘R’, the radius of inner circle ‘S’ is given as ‘x’& the distance between outer circle and inner circle is given as ‘y’. If the area of inner circle is equal to area of the shaded region, then what is ‘x’ in terms of ‘y’?

4. Given Population of a city in 1980 as ‘p’, if it increases at a rate of 3.6 every year.
What is the population of city in 1982?
(Similar to this)

5. Col A: Standard Deviation of 4, 6, 7 & 9
Col B: Standard Deviation of 3, 6, 7 & 10
(Something of this sort)

6. Given
s(n) = 1; if n is even
s(n) = -1; if n is odd
then what is the value of 2^s(3) - 4^s(3)?

7. The value of 2^-3 + 2^-2 + 2^-1
A. 2^(-6) *7
B. 2^(-3) *6
C. 2^(-3) *7
D. 2^(-3) *3

8. Col A: (2/3)^1*(3/2)^-1
Col B: 1

9. If x^2 - x > 0 and |x| < 1, then
Col A: x
Col B: |x|

10. If x & y are the integers between 13 & 29, then how many sets of values of x & y, will give the ratio of 5/7?

11. If 'S' is a set of all integers that are multiples of 3 & multiples of 5, provided it should be of 2 digits, then find the range of S?
A. 81
B. 77
C. 87
D. 89
E. 91

12.

If x > 90degrees, then
Col A: Area of triangle ABC
Col B: 25

13. If 0 < x < 5 & 0 < y < 15, then which of the following are true?
i. x < y
ii. x + y > 15
iii. & some other condition in terms of x &y

A. Only i
B. Only ii
C. Both i & ii
D. Only iii
& so on…..