fairytailforeverlife fairytailforeverlife

17-12-2021
Mathematics

contestada

9. On one particular test question, 20% of the 30 students answered incorrectly. How many students answer correctly?
A.24
B.14
C.6
D.10

Respuesta :

iqwbmwe2dw iqwbmwe2dw

17-12-2021

The answer is D .10
Hope this helps good luck

Answer Link

rredwingg rredwingg

17-12-2021

The answer is A

You are trying to find how many students answered correctly.
First convert the percentage into a decimal 20%=0.20
Now multiply 30 by 0.20 and you get 6.

6 students answered incorrectly, meaning 24 students answered correctly.

Answer Link

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