Quantitative Aptitude - Arithmetic Ability Questions

A's income is 25% more than B's income. B's income is what percent of A's income?

If x + y = 13 and x2 + y2 = 89, then find xy is

Calculate the total numbers of prime factors in the expression (5)11 x (5)7 x (7)5 x (3)2 x (17)2.

If x – (1/x) = 3, then what is the value of (2x4 + 3x3 + 13x2 – 3x + 2) / (3x4 + 3)?

In the following question, select the odd word from the given alternatives.

Gautam travels 160 kms at 32 kmph and returns at 40 kmph. Then average speed is

For what sum will the simple interest at R% for 2 years will be R?

The ten's digit of a 2­digit number is greater than the units digit by 4. If we subtract 36 from the number, the new number obtained is a number formed by interchange of the digits. Find the number.