Quantitative Aptitude - Arithmetic Ability Questions

Kaushik bought a toy for Rs. 160 and sold it for Rs. 180. The rate of profit was ___%.

The effective annual rate of interest corresponding to a nominal rate of 7% per annum payable half­yearly is

In the circle above, chord AB is extended to meet the tangent DE at D. If AB = 5 cm and DE = 6 cm, find the length of BD.

If two complimentary angles are in the ratio of 11 : 7, find the smaller angle.

The length of one side and the diagonal of a rectangle are 8 cm and 17 cm respectively. Find its area (in cm2).

A square park having a side 22 m has two roads each 2 m wide running in the middle of it and parallel to its length and breadth. What will be the cost of gravelling the path at the rate of Rs.100/sq.m?

In the following question, four number pairs are given. The number on left side of (–) is related to the number of the right side of (–) with some Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.

The square root of which of the following numbers is irrational?