English and math

1/5 of a class study English, and 3/5 study mathematics. If the class consists of 80 students, how many students study English and mathematics in the class?

Correct answer:

E =  16
M =  48

Step-by-step explanation:

n=80  E=51 n=51 80=51 80=580=16
M=53 n=53 80=53 80=5240=48

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