Quantitative Aptitude - Arithmetic Ability Questions

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

An angle is smaller than its supplementary angle by 70°. What is the measure of the angle?

If 7x + 6y = 5xy and 10x ­- 4y = 4xy, then value of x and y is

Select the odd number from the given alternatives.

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?

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

If x, y, z are the three factors of a3 -7a - 6, then value of x+y+z will be