A number x is mistakenly divided by 10 instead of being multiplied by 10. what is the percentage error in the result?

Two students appeared at an examination. One of them secured 9 marks more than the other and his marks was 56% of the su…

A number increased by $$37\frac{1}{2}$$ % gives 33. The number is :

In a college election between two candidates, one candidate got 55% of the total valid votes. 15% of the votes were inva…

A 14.4 kg gas cylinder runs for 104 hours when the smaller burner on the gas stove is fully opened while it runs for 80 …

Two persons contested an election of Parliament. The winning candidate secured 57% of the total votes polled and won by …

If three-fifth of sixty percent of a number is 36, the number is :

A student multiplied a number by $$\frac{3}{5}$$ instead of $$\frac{5}{3}$$. What is the percentage error in the calcula…