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The proportion of red marbles to blue marbles in a jar is 3 to 8. If there are 56 blue marbles in the jar, how many red marbles are there?
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The proportion of red marbles to blue marbles in a jar is 3 to 8. If there are 56 blue marbles in the jar, how many red marbles are there?

User Toula
by
5.6k points

1 Answer

3 votes

Answer:

21

Explanation:

3:8

8x7 = 56

3x7 = 21

User Marten Van Urk
by
5.4k points
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