There are a total of 20 students. In a classroom, the probability that the teacher chooses a boy from 20 students is 0.45. How many students are not boys

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asked May 15, 2018 75.8k views

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There are a total of 20 students. In a classroom, the probability that the teacher chooses a boy from 20 students is 0.45. How many students are not boys

Mathematics
middle-school

Darina asked

by Darina

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.45= 45%
100%(total)-45%(boys)=55%(or .55; not boy)
%*Total=Part
.55*20=11

Assefamaru answered May 20, 2018

by Assefamaru

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