Quantitative Aptitude - Arithmetic Ability Questions

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

In an army selection process, the ratio of selected to unselected was 5:1. If 100 less had applied and 20 less selected, the ratio of selected to unselected would have been 6:1. How many candidates had applied for the process?

Coefficient of x2 in 6x3 + 4x2 + 2x + 3 is

What will be the value of r2+p2+s2-rp-ps-rs when r = 4, p = 2, s = 8?

What is the value of ( 1/3 + cosec30)?

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

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

Select the odd number from the given alternatives.