110k views
5 votes
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?

User Jason Beck
by
8.1k points

1 Answer

5 votes

Answer:

9

Explanation:

Set up a ratio.

6/20 = x/30

cross multiply and solve for x.

20x = 6(30)

20x = 180

x = 9

User Jame
by
9.5k points
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