Question

Last year there was 610 boys the number decreased by 20 % this year how many girls are there in school if number of girls is 175% of total no of boys in school this year

Answer 1

Answer:

Total no.of girls=854

Step-by-step explanation:

Last year  no.of boys were=610

This year number decreased by 20%

20%=1/5

610×1/5=122

Now no.of boys =610-122=488

According to the qsn girls=175%of boys

175%=7/4

So no.of girls =488×7/4=854