If a is 60% of b, then what percent of 4a is 5b ?

Solve this : 15% of 578 + 22.5% of 644 = ?

Present population of a village is 67600, It has been increasing annually at the rate of 4%. What was the population of …

A bakery opened with its daily supply of 40 dozen rolls. Half of the rolls were sold by noon and 60% of the remaining ro…

In an examination, 35% candidates failed in one subject and 42% failed in another subject while 15% failed in both the s…

30% apples out of 450 are rotten, How many apples are in good condition ?

X has twice as much money as that of Y and Y has 50% more money than that of Z. If the average money of all of them is R…

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