Question

45% of the students in a class are girls and the number of boys exceeds the number of girls by 30.
How many students are there in the class​

Answer 1

Here given i. e 45%girls

So boys will be 55%

Difference between no of boys and girls=55-45=10%

10%= 30

100%=30×100/10=300

Answer 2

Answer:

From which book you have asked this question

Step-by-step explanation: