dsaroya's posts
dsaroya replied to Official Quant Thread for CAT 2011 [Part 5]
approach plz
dsaroya replied to Official Quant Thread for CAT 2011 [Part 5]
What is the area (in square units) of the quadrilateral ABCD formed by the points A(0, 0), B(6, 0), C(8, 4) and D(2, in the x-y plane?
a 40
b 32
c 56
d 48
dsaroya replied to Official Quant Thread for CAT 2011 [Part 5]
Let a, b and c be the real numbers such that a 7b + 8c = 4 and 8a + 4b c = 7. Then a2 b2 + c2 is
a. 0
...
dsaroya replied to Official Quant Thread for CAT 2011 [Part 5]
Suppose that 40 women and 76 men are in a room and each of the women knows exactly M of the men and each of the men knows exactly W of the women where both M and W are greater than 1. (Assume that if a woman knows a man that man must know that woman and vice versa.) What is the smallest possible ...
dsaroya replied to Official Quant Thread for CAT 2011 [Part 5]
An object in the plane moves from one lattice point to another. At each step, the object may move one unit to the right, one unit to the left, one unit up, or one unit down. If the object starts at the origin and takes a ten-step path, how many different points could be the final point?
...
1 1
dsaroya replied to Official Quant Thread for CAT 2011 [Part 5]
Suppose that 40 women and 76 men are in a room and each of the women knows exactly M of the men and each of the men knows exactly W of the women where both M and W are greater than 1. (Assume that if a woman knows a man that man must know that woman and vice versa.) What is the smallest poss...
dsaroya replied to Official Quant Thread for CAT 2011 [Part 5]
If the proper divisors of the number are defined as the number of divisors except 1 and the number itself ( for example proper divisors of 12 are 2, 3, 4 and 6, but not 1 and 12), find how many numbers are possible whose biggest proper divisor is 29 times as big as the smallest proper diviso...
dsaroya replied to Official Quant Thread for CAT 2011 [Part 4]
How many natural numbers from 1 to 2011 has a sum of digits which is multiple of 5?
400
...
dsaroya replied to Official Quant Thread for CAT 2011 [Part 4]
take it ram and sham only...!
dsaroya replied to Official Quant Thread for CAT 2011 [Part 4]
1 ans ---2
2 ans---3/4 ?