Quantitative Aptitude - Arithmetic Ability Questions

What is the value of √[(1 - sinA)/(1 + sinA)]?

A sum fetched a total simple interest of Rs. 7728 at the rate of 7% per year in 8 years. What is the sum?

If a triangle has its orthocenter and centroid of equal length, then which of the following is TRUE about the triangle?

The average revenues of 11 consecutive years of a company is Rs 77 lakhs. If the average of first 6 years is Rs 72 lakhs and that of last 6 years is Rs 84 lakhs, What is the revenue for the Sixth year.

The mean of the data 1, 2, 10, 18, 3, 17, 19 is

In the first 43 overs of a cricket match, the run rate was 5 runs/over. Calculate the required run rate in the remaining 7 overs to reach the target of 285 runs?

A mixture of 50 kg of cement and gravel contains 10% of gravel. How many kg of gravel must be added to make the gravel content 28% in the new mixture?