Quantitative Aptitude - Arithmetic Ability Questions

A circle has points P, Q, R on a circle in such a way that angle PQR is 60 deg and angle QRP is 80 deg. Calculate the angle subtended by an arc QR at the centre.

If (x + y)/z = 2, then what is the value of [y/(y – z)] + [x/(x – z)]?

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

In the following question, select the odd letter/letters from the given alternatives.

Which of the following words does NOT belong with the others?

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

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

What is the sum of the first 11 terms of an arithmetic progression if the 4th term is 11 and the 7th term is -4?