# Percentage-% Change YouTube Lecture Handouts for JEE

Watch video lecture on YouTube: Percent Change Problems (Aptitude): 15 Sec Shortcut Tricks (Marks, Population, Area) Percent Change Problems (Aptitude): 15 Sec Shortcut Tricks (Marks, Population, Area)

500%, 700%

5.8%

25%

20, 32

928, 7.2%

3/4

5%

## The Population of a Village is 9600. If the Males and Females Are Increased by 8% and 5%, then Population Will Become 10,272 After 1 Year. Find the Number of Males at Present

10272-10080=192, m = 64, 100m=6400

4000

## When a Student Scores 30% Marks then He Fails by 5 Marks. However, when He Score 40% Marks then He Gets 10 More Than Passing Marks. Find Maximum Marks. What About Passing %?

150, 33.3%

Ice of rice is 20% the price of the wheat. If the price of wheat is increased by 20% then, find the % reduction in consumption of rice, to keep the expenditure same.

A company allows 7% commission on total sales of salesman. However, if the salesman was appointed on a fix salary of Rs. 3000, then he gets 4% commission on the sales more than Rs. 10000. If a salesman would receive Rs. 800 more in second condition then the first condition, then find his total sales?