Quantitative Aptitude - Arithmetic Ability Questions

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 value of {[sin (x + y) – 2 sin x + sin (x – y)]/[cos (x – y) + cos (x + y) – 2 cos x]} × [(sin 10x – sin 8x)/(cos 10x + cos 8x)]?

If sec2A cosec2A = x, then x is

In a Kite _____.

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

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

The arithmetic mean of the marks scored by students of a class is 58. 20% of them secured a mean score of 60. The mean score of another 30% of the students was 40. The mean score of the remaining students is

The surface area of a sphere is 1386 cm2.  Find its diameter (in cm)