Quantitative Aptitude - Arithmetic Ability Questions

A wholesaler purchased 7 hair clips for a rupee. How many for a rupee must he sell to get profit of 40%.

A and B can do a piece of work in 72 days. B and C can do it in 120 days and A and C can do it in 90 days. A alone can do it in:

What sum will produce the same interest in 9 years at the rate 8% simple interest as Rs. 800 producein 3 years at 9/2% per annum?

Find the odd word/letters/number from the given alternatives.

Select the odd number from the given alternatives.

If the difference between the compound interest and the simple interest on a certain sum at the rate of 5% per annum for 2 years is Rs. 20, then the sum is

If the amount received at the end of 2nd and 3rd year at Compound Interest on a certain Principal is Rs 28090, and Rs 29775.4 respectively, what is the rate of interest?

Find out the odd word/letters/number/number pair from the given alternatives.