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26-10-2020
Mathematics

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Betty wants to participate in a dance recital. She cannot miss more than 20% of the 50 classes before the recital. What is the minimum numbers of classes Betty must attend in order to be in the recital?
a-7
b-8
c-9
d-10

Respuesta :

samuelonum1 samuelonum1

01-11-2020

Answer:

10 classes

the answer is D 10

Step-by-step explanation:

Given data

number of classes= 50

percentage = 20%

We want to calculate 20% of 50

=(20/100)*50

=0.2*50

=10

This means that she cannot miss more than 10 classes

therefore she cannot miss 10 classes

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