Question

in a class of 50 pupils 40% of them are girls . how many girls are there in cass? how many of the pupils are boys?​

Answer 1

Answer:

given no of pupils:50

40%=40/100 girls

50*40/100=no of girls

20 is the no of girls

boys=50-20=30

Answer 2

Step-by-step explanation:

no. of pupils=50

40% are girls out of 50

i.e. 40/100×50=20

so, no. of girls=20

no of boys=50-20=30

therefore no. of boys=30