Question

9. There are 1200 students in a school out of which 540 are girls. Find the percentage
of boys in the school.
Or
1000 for six months at the rate of 47% interest per annum​

Answer 1

Answer:

55% are boys in the school

or

interest = 235rs

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Answer 2

Answer:

total number of students =1200

no of girls =540

no of boys =1200-540=660

percentage of boys =660/1200 ×100=55%

or

simple interest =principal ×time ×rate of interest/100

=1000×(6/12)×47/100

=₹235

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