Quantitative Aptitude - Arithmetic Ability Questions

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

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.

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

If [√(a2 + b2 + ab)] + [√(a2 + b2 – ab)] = 1, then what is the value of (1 – a2 )(1 – b2 )?

What are the roots of the quadratic equation: x2 + 3x ­- 154 = 0

20 is 0.25% of?