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P5 Mathematics

Question post on Sun, 19/08/2018 11:43am

Hi, please help to solve this question.

Thanks.

tree nymph · Answer 1 · Post on Mon, 20/08/2018 8:59am

tree nymph Post on Mon, 20/08/2018 8:59am

Fraction of boys who wear specs 1-3/5 = 2/5.

No. Of boys who wear specs = 2/5×20 = 8

Total no. of boys in 5C = 2×8 = 16