A class has 90 students. If the ratio of boys and girls is 7:8, find the number of boys in the class.

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A surn of money is to be distributed among A, B, C, D in the proportion of 5 : 2 : 4 : 3. If C gets Rs. 1000 more than D, what is B’s share ?

A. Rs. 500 B. Rs. 1500 C. Rs. 2000 D. None of these...

4 singers, 5 dancers and 3 comperes divide an amount of Rs.130000 among themselves such that 3 comperes get as much as 2 dancers and 3 dancers get as much as 2 singers. Find the amount received by a singer.

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Two natural numbers whose sum is 72 cannot be in the ratio:

A. 1:2 B. 3:5 C. 1:3 D. 3:4...

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The ratio of two numbers a and b is 3:5. If 2 is added to both the numbers, the ratio becomes 2:3. Find b.

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