Quantitative Aptitude - Arithmetic Ability Questions

If a - b = -7 and a2+ b2= 85, then find ab.

A sum of Rs 6000 becomes Rs 7200 in 2 years, when invested in a scheme of simple interest. If the same sum is invested in a scheme of compound interest with same yearly interest rate (compounding of interest is done yearly), then what will be the amount (in Rs) after 3 years?

What is the measure of an interior angle of a regular polygon of 10 sides?

What is the value of (sinA -­ 2sin3A)/(2cos3A -­ cosA)?

Weight of A and B are in the ratio 11 : 8. A’s weight increases by 40% and the total weight of A and B increases by 30%. What is the percentage increase in the B’s weight?

In the following question, select the odd letter pair from the given alternatives.

Divide Rs. 368 in the ratio 1:5:8:9. The rupees in the respective ratios are given by