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there are 42 students in the class and 5/7 of the students are boys.how many girls in the class ?

Answer :

Anupkashyap
Since the fraction of boys is 5/7, the fraction of girls present should be 2/7.
Therefore no of girls is (2/7)*42 = 12
saniarisha
total no. of students = 42

therefore no. of boys = (5/7)*42

= 30 boys.

therefore , no. of girls = 42-30

= 12 girls.

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