Chhattisgarh Board Solutions for Chapter: Percentage, Exercise 5: EXERCISE 13

If a rubber is stretched to twice its length, find out the percentage increase in length.

$40\%$ of the total population of a city are men and $35\%$ are women while the rest are children. If the children number $18,000$, find the number of men and women in the city.

The population of a village is $3000$. It is increased by $10\%$ in the first year and after one year the population decreased by $10\%$. Find the percentage of increase or decrease in the population.

A person buys things of $₹630$. The shopkeeper takes only $567$ rupees from him. What is the percentage of discount that the person enjoyed?

$75\%$ of a number is $600$. Find the number.

A person deposited $₹5000$ in the bank. After a few years, he got $₹6000$. What the percentage increase his deposit?

Out of $40$ students enrolled in a class, $36$ boys have passed in the examination. Find out the percentage of successful and unsuccessful students.

$90\%$ of the people in a village are literate. If the population of that village is $1600$, find out the number of literate and illiterate people?