Quantitative Aptitude - Arithmetic Ability Questions

If tan a = √3 + 2, then the value of tan a - cot a is

In a class when a test is conducted, mean of 25 students marks is 60 if mean of first 13 students marks is 70 and mean of last 13 students marks is 50 find the marks of the middle student when arranged in the ascending order.

The value of √0.0144 is

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

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

In the following question, four number pairs are given. The number on left side of (–) is related to the number on the right side of (–) with some Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the

If n + n2 + n4 + n8 = 45, then find the value of 'n' which will satisfy the equation.

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