Quantitative Aptitude - Arithmetic Ability Questions

In ΔABC measure of angle B is 90 deg. If cosA = 5/13, and AB = 10 cm, then what is the length (in cm) of side BC?

If 2x - 5y = 5 and 2x - y = 9, then x - y is ______.

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

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

Select the odd word from the given alternatives.

Which of the following is not a Triangular number?

The 3rd and 8th term of an arithmetic progression are -14 and 1 respectively. What is the 11th term?

If x/2 - [4(15/2 - x/3)]/3 = -x/18, then what is the value of x?