Quantitative Aptitude - Arithmetic Ability Questions

What is the sum of the measures of all the interior angles of a regular polygon of 5 sides?

In a rectangle _____.

25 - 1/2{5 + 4 - (3 + 2 - 1 + 3)} = ?

125 - 73 + 48 - 137 + 99 = ?

 In a fraction when 3 is added to its numerator and denominator it becomes 4/5. And it becomes 1/2 when 2 is subtracted from both the numerator and denominator. Find the fraction.

0.196 + 1.96 + 19.6 + 196 = ?

In the following question, four groups of three numbers are given. In each group the second and third number are related to the first number by a Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.

The sum of numbers from 1 to 100 (inclusive of both) is