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Jenny uses 2 bags of potting soil for 6 potted plants. At this rate, how many bags of potting soil does Jenny use for 15 potted plants?
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3 votes
Jenny uses 2 bags of potting soil for 6 potted plants.

At this rate, how many bags of potting soil does Jenny use for 15 potted plants?

User Sanny
by
8.6k points

2 Answers

2 votes
5 bags because you use 1 bag for every three pots and 15/3 is 5
User Jpfollenius
by
7.5k points
1 vote
Set up a proportion:

(2)/(6) =
(x)/(15)
Cross multiply and by have 30 = 6x.
Divide both sides by 6 and it takes:
5 bags for 15 potted plants.
User Beatrice
by
8.3k points
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