Quantitative Aptitude - Arithmetic Ability Questions

What is the value of a-b when a2+b2-6a-6b+18 = 0 ?

Select the odd word from the given alternatives.

In the following question, four number pairs are given. The number on left side of (–) is related to the number of 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 (tanA + tanB)/(1 ­ tanAtanB) = x, then the value of x is

Which one of the following is true for 0°<θ<90°

What is the measure of an exterior angle of a regular polygon of 10 sides?

A sum of money (P) doubles in 10 years. How much would it be in 20 years at the same rate of simple interest?

On dividing a certain number by 342 we get 47 as remainder. If the same number is divided by 18, what will be the remainder ?