Quantitative Aptitude - Arithmetic Ability Questions

A and B together can do a piece of work in 12 days while A alone can do the same work in 30 days. B alone can do it in

Two equal circles intersect each other at point A and B, whose centers are O and O’. OO’ = 24 mm and AB = 10 mm, then find the area (in sq. mm) of the circle.

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

If a - b = 4 and ab = -3, then what is the value of a3- b3?

Slope of the line AB is -4/3. Co-ordinates of points A and B are (x, -5) and (-5, 3) respectively. What is the value of x?

If cotA/√(1 + cot2A) = x, then the value of x is

Ramesh uses a weight of 930 gm instead of 1 kg and sells sugar on its cost price. What will be his profit percentage on selling 15 kg sugar?