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In a survey of 400 students, 80% said they had math homework every night. Of these, 40% had writing homework every night. How many students had both math and writing every night?
A. 50
B. 128
C. 160
D. 320

Respuesta :

It is D. 320 because if you add 80 and 40 togeter you get 120 then 320

Answer:

The correct answer is D) 320.

Step-by-step explanation:

I know this bc I took the quiz. Have a wonderful day! And pls be safe! :)

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