Quantitative Aptitude - Arithmetic Ability Questions

Find the 4th proportional to 9, 17 and 27.

In a triangle PQR, the side QR is extended to S. ∠QPR = 72° and ∠PRS = 110°, then the value of ∠PQR is

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

What is the quotient when 7251 is divided by 66?

If cosx.cosy + sinx.siny = -1 then cosx + cosy is

The difference between simple and compound interests compounded annually on a certain sum of money for 2 years at 5% per annum is Rs 45. The sum is

The difference between the compound interest (compounding annually) and simple interest on a sum at the rate of 12% per annum for 2 years is Rs 360. What is the sum (in Rs)?

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