Asked by DD

Out of 1200 pupils in a school, 900 are boys and the rest are girls. If 20% of the boys and 30% of the girls wear spectacles,find:
a.how many pupils in wear spectacles
b.what percent of the total number of pupils wear spectacles.
Answered by Steve
(a) .20*900 + .30*300
(b) divide that by 1200
Answered by Aishwarya
Out of 200 pupils in a school,900 are boys and the rest are girls.if 20% of the boys and 30% are girls wear spectacles, find:. How many pupils in all wear spectacles
Answered by Abhishek Bera
1050
Answered by 218 princess
A, is 270 and
B is 22.5%
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