Quantitative Aptitude - Arithmetic Ability Questions

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

Find out 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 given alternatives.

If 3cos2x - 2sin2x = -0.75 and 0°⩽ x ⩽ 90°, then x = ?

The average of 8 consecutive integers is 23/2. What is the average of first three integers?

40.36 ­- (9.347 -­ x ) -­ 29.02 = 3.68. Find x.

sin(A+B) -­ sin(A-­B) is equal to

O is the centre of the circle and ∠AOB = 150°, and the shaded portion is x part of the circular region, then x = ?