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In a class of 30 students, 12 are girls. One-third of the boys study history.

What fraction of the class are boys who study who study history?

Give your answer as a fraction in simplest form.

Thank you :)

Respuesta :

The number of boys is:
30 - 12 = 18.

18 boys* (1/3)= 6 boys
There are 6 boys who study history.

6 students/ 30 students= 1/5.

1/5 of the students are boys who study history~