MBA Exam

In a class of 'x' students, if 4 boys are replaced with 4 girls, the ratio of the boys to girls in the class becomes 1:2. On the contrary, if 6 girls are replaced with 6 boys, the ratio of boys to girls becomes equal. What is the present percentage of boys in the class?

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MBA Other Question

A glass jar contains 25 tokens printed with integers on from 1 to 25, on each of the token.Ram & Shyam randomly pick one of the token each simultaneously. what is the probability that they pick two consecutive integers ?

1) 2/25
2) 4/25
3) 7/25
4) 7/50
5) 7/100
. Two functions are defined on xy plane for any arbitary point (x, y). Given, f(x, y) = (ax, y) and g(x, y) = (x, by) where x, y, a, b are positive. If the quadrilateral formed by (3, 4), f(3, 4), (5, 6) and g(5, 6) is convex, then which of the following is true?

1) If b > 1, then a < 5/3
2) If a > 5/3, then b > 2/3
3) If 1 < a < 5/3 then b < 2/3
4) Atleast two of the foregoing