ORKUT QUANT(MATHS) DATABASE (Till June 30th) FEED BACK……….ORKUT QUANT(MATHS) DATABASE (Till June 30th) FEED BACK……….

1. There are 90 cows which are either white or brown or a combination of white and brown. If 55 of them are white or partially white and 75 are brown or partially brown, then how many of them are completely white?

2. Given an isosceles right angled triangle of perimeter . Find its area?

3. Given volume of two cubes ‘A’ and ‘B’ as 1728 cubic.mts and 13824 cubic.mts
Col A: The ratio of their surface area
Col B: 1/2
(Similar to this)

4. Given the mean of 18 numbers as ‘m’ and standard Deviation as ‘s’. If two numbers among 18 numbers are equal to m, then
Col A: Standard Deviation of rest 16 numbers
Col B: s

5. The value of 1/(1/9 + 1/9 + 1/9) is ….?

6.On a sales of $250,000, if a person gets a commission of $6000 which is 5% of profit, then what are his earnings, if his commission is 3% of profit?

7. Given 2 < a < 4 < b < 10. If the average of 3, 6, 9, a, b is 6, then
Col A: a - b
Col B: 4

8. Given 'N' as a positive integer, such that when it is multiplied with 3/5 and resultant is divided with 7/10, it equals which of the following option?
A. N x (6/7)
B. N/(5/2)
& so on...

9. Given two circles that are concentric having radii 2 and 5. If the tangent to the smaller circle intersects the bigger circle at ‘S’ and ‘T’, then what is the length of ‘ST’?

10. If slope of a line L1 is -2 and L2 is ½, then what is the angle between the lines?

11. If 0 < a < b < c, then
Col A: b/a
Col B: c/b

12. Given a triangle with three sides a = 4, b = 3 and c = 6
Col A: Angle between the sides a and b
Col B: 90

13.If the sides of a parallelogram are 16 and 10, then
Col A: The area of parallelogram
Col B: 155

14. If probability of receiving a bust tone is 1/3, then
Col A: The probability of not receiving a busy tone, when tried 4 times
Col B: 1/4

16.The value of (5x>4) +2 (5 – 8 + 3) is …………

17. Col A:(-36)49
Col B:(36)-49

18. If x>0, then
Col A:
Col B:

19. If t2= -3(2t + 3), then find the value of t?

20. Category Number of students
Elementary school 5
Junior school 4
High school 17
College 9
If total number of students is 35, then
Col A: Probability that a student chosen randomly will not cross junior school
Col B: probability that a student chosen randomly is from college

21. Given slope of a line as 2.5 and point on the line as (30, 50).
Col A: y-intercept
Col B: xxx (some value)

22. If x 1, then
Col A: 1/(2x+2)
Col B: 2x+2

23. Given a square of side 5 and centre C. If it is rotated by 45 in clockwise direction about a corner with forming a new centre is C*, then
Col A: CC*
Col B: 5/

24. Given two isosceles triangles A and B having two equal sides as ‘1’ and angle between these equal sides is ‘x’ for triangle A and ‘y’ for triangle B. If x>y,
Col A: Area of triangle A
Col B: Area of triangle B

25. Given a circle with a point inside it, such that its maximum distance from the circumference is 11 and shortest distance from circumference is 5. Find the radius of the circle?

26. If ‘x’ is an integer and x 1, then
Col A: Standard Deviation of {1, 2, x}
Col B: Standard Deviation of {1, 2, 1}

27. Col A: Standard Deviation of 12, 10, 30, 35, 40
Col B: Standard Deviation of 30, 50, 20, 10, 60