zainab77
contestada

While completing a practice test online, M'Lea
answered 6 out of 20 questions incorrectly. If
the ratio of incorrect to total questions remains
constant, how many questions should M'Lea
answer correctly out of 30 questions?

Respuesta :

Answer:

9

Step-by-step explanation:

Set up a ratio.

6/20 = x/30

cross multiply and solve for x.

20x = 6(30)

20x = 180

x = 9

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