Quantitative Aptitude - Arithmetic Ability Questions

The curved surface area of a hemisphere is 27.72 sq cm and volume is 19.404 cubic cm, find its radius?

In the following question, select the odd word from the given alternatives.

The slope of the line passing through the points (2,-1) and (x,5) is -1. Find x?

 What is the value of (sin60° - 2/√3) ?

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

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

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 three consecutive even integers is 84. Which is the least integer among them?