In the expression xy<sup>2</sup> , the value of both variables x and y are decreased by 20%. By this, the va…

Solve this : 32% of 825 + 25% of 1440 = 1025 - (?)

Two successive price increases of 10% each on an article are equivalent to a single price increase of :

5 out of 2250 parts of earth is sulphur. What is the percentage of sulphur in earth ?

A fraction in reduced form is such that when it is squared and then its numerator is increased by 25% and the denominato…

In an office there were initially N employees. The HR manager first hired P% employees then after a month Q% employees l…

$$\frac{5}{9}$$ part of the population in a village are males. If 30% of the males are married, the percentage of unmarr…

For an examination it is required to get 36% of maximum marks to pass. A student got 113 marks and failed by 85 marks. T…