Quantitative Aptitude - Arithmetic Ability Questions

When a discount of Rs. 42 is allowed on the marked price of an article, the new reduced price becomes 86% of the original price. Find the marked price.

When a number is increased by 21, it becomes 114% of itself. What is the number?

If three numbers are in the ratio 2 : 3 : 5 and the twice their sum is 100. Find the square of the largest of the three numbers.

A table tennis player, lost 12 games out of 18 games played. Calculate the games won in terms of decimal.

Select the odd number from the given alternatives.

Junko sold an item for Rs. 220 at a loss of 12%. By how much should she have raised the price to make a profit of 10% ?

A merchant changed his trade discount from 25% to 15%. This would increase selling price by

In the given figure, AB, AE, EF, FG and GB are semicircles. AB = 56 cm and AE = EF = FG = GB. What is the area (in sq.cm) of the shaded region?