Quantitative Aptitude - Arithmetic Ability Questions

Find the range of the data 2, 1, 2, 3, 5, 4, 7, 3, 5, 2, 4.

What is the value of a2 + b2a3 - b3, when a + b = 8 and a - b = 2?

The base of a triangle is half the base of a parallelogram having the same area as that of the triangle. The ratio of the corresponding heights of the triangle to the parallelogram will be

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.

Which of the following words does NOT belong with the others?

If three successive discounts of 20%, 30% and 40% are given, then what will be the net discount (in percentage)?

If 1 = 2, 3 = 6, 4 = 8, and + = -, what would be the value of 41 + 34 + 13 = ?

Calculate the ratio of the area of two similar triangles if the sides of the triangles are in the ratio of 9:4.