3i-Infotech Company Numerical Ability Number System

Q. The transposew of the age of an person is other person's age, a condition like 5A=6B and B's Age is 10 times that of another person(C). find out the ages of each.

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X Y Z X Y Z
A B + A B -
------- ----- -------------
C D E F B G A
find X,Y,Z,G

A women buys some shoestrips n then 4 times of that she buys packet pins n then 8 times of shoestrips she buys handkerchiefs..n she has a bill of Rs3.24..n she pays for each article as many paise as there r articles(of tht particular item).Now whats the number of handkerchiefs? Ans:16
Q. 40 cows graze a patch in 40 days.30 cows in 60 days.if grass is growing at a some constant rate.fing in how many days will 20 cows finish tht field?