Quantitative Aptitude - Arithmetic Ability Questions

The area of a rectangle is 448 sq.m. If the length is more than the breadth by 12%, find the breadth.

The HCF of 36,54 and 108 is

Select the odd word/letters/number/number pair from the given alternatives.

Find the average of all prime numbers between 20 and 50.

Solve the following 7 x {4 + (-2) x (-3)} = ?

Dinesh purchases 10 dozens of apples at the rate of Rs 180 per dozen. He sold each one of them at the rate of Rs 19.5. What is the profit (in percentage) of Dinesh?

The value of √0.0144 is

P can do a piece of work in 60 days & Q can do the same work in 50 days. Find the ratio of working efficiencies of P to Q.