Quantitative Aptitude - Arithmetic Ability Questions

The price of an article is cut by 7%, to restore it to its original value, the new price must be increased by

If √(1 - cos2A) = x, then the value of x is

∆ABC is right angled at B. If m∠A = 30°, then find the value of (sinC + 1/3).

The value of 16 - [5 - 2{14 of 2 - (8 ÷ 4 x 2 - 1 + 3}] is

In the following question, four number pairs are given. The number on left side of (–) is related to the number on 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.

A boat goes 8 km upstream and 12 km downstream in 7hours. It goes 9 km upstream and 18 km downstream in 9 hours. What is the speed (in km/h) of the boat in still water?

614% of 1600 + 1212% of 800 is equal to

Simple interest on a certain sum of money for 3 years at 8% per annum is half the compound interest on Rs. 16000 for 2 years at 10% per annum. The sum placed on simple interest is: