Quantitative Aptitude - Arithmetic Ability Questions

Saathi deposited Rs. 825 in a bank that promised 8% simple interest per annum. If Saathi kept the money with the bank for 5 years, she will earn an interest of

Find the total surface area (in cm²) of a right circular cylinder of diameter 42 cm and height 14 cm

If tan2A + cot2A + 2 = x, then the value of x is

If XY = a+23 and YX = 13, then find the value of X2 + Y2X2 - Y2.

If  a+1/a = 3, then a3+1a3?

72% of a number is 90. What is the number?

The variance of a set of data is 121. Then the standard deviation of the data is

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