Quantitative Aptitude - Arithmetic Ability Questions

In the following question, select the odd letter pair from the given alternatives.

Find the odd words/letter/number from the given alternatives:

The point at which the perpendicular bisectors of the sides of a triangle intersect is known as _____________________

In a Rhombus ABCD, measure of angle CAB is 25°, what is the measure of angle ABC?

What is the value of sec 30° + cot 30°?

If cosec π/4 - ­ sin π/3 = x, then the value of x is

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

A Village lost 12% of its goats in a flood and 5% of remainder died from diseases. If the number left now is 8360. What was the orignal number before the flood?