The compound interest on Rs.16, 000 for 9 months at 20 % per annum, interest being compounded quarterly, is

If x, y are two positive real number and  $$x^{1/3}=y^{1/4}$$, then which of the following relations is true?

If the difference between the compound interest and simple interest on a certain sum at 5% per annum for 3 years is Rs.11.40, what is the approximate sum? 

Study the following table and answer the equation:
Number of cars sold by dealers A, B, C, D and E during first six months of 2018.

The ratio of the total number of cars sold by dealer B in January, April and June to the total number of cars sold by dealers A and D in March is:

If the perimeter of a rhombus is 80 cm and one of its diagonals is 24 cm, then what is the are (in cm²) of the rhombus?

150 workers were engaged to finish a piece of work in a certain number of days. Four workers dropped on the second day, four more workers dropped on third day and so on. It takes 8 more days to finish the work now, find the number of days in which the work was completed?

If 20 taps can fill a tank in 14 hours, then how many times will 35 taps fill that tank?

In a moter of 120 machine parts, 5 % parts were defective, in another motor of 80 machine parts, 10 % parts were defective. For the two motors considered together, the percentage of defective machine parts were