Quantitative Aptitude - Arithmetic Ability Questions

If secA + tanA = a, then the value of cosA is

If (1 + cosA)/(1 - cosA) = x, then x is

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

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

The compound interest on Rs. 1000 at 10% per annum for 3 years in (Rs.) is

The average of 5 consecutive numbers is 50%, then difference between 'product of largest and smallest number' with 'product of fourth and second number' is

What number, from the following should be deducted from 1184 to make it exactly divisible by 21?

129 meter from the foot of a cliff on level of ground, the angle of elevation of the top of a cliff is 30°. The height of this cliff is