Question

in 2014 40% student in class for boys .due to new admission in 2015 the number of boys is increased by 20% and number of girls is increased by 30% find the percent increase in the strength of school due to admission​

Answer 1

Answer:

Step-by-step explanation:

For these type of questions we find out the fractional equivalent of the percentage and then multiply it to the given quantity to get the desired answer.

Here,

We have 60% = 60/100 = 3/5

We know that 3/5 of 25 is the number of boys in the class,

So, 3/5*25= 15 boy