Quantitative Aptitude - Arithmetic Ability Questions

If (sinA + CosA)/(sin A - cos A) = 5/4, the value of (tan2A + 1)/(tan2A - 1) = ?

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

Select 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 average of all the one digit, two digit and three digit natural numbers?

The mean of the data 1, 1/2, 1/2, 3/4, 1/4, 2, 1/2, 1/4, 3/4 is

ΔPQR is right angled at Q. If cotP = 5/12, then what is the value of tanR ?

What is the simplified value of (cos A + sin A)(cot A + tan A)?