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3 votes
If 12 key chains cost $9, then 20 key chains cost $

2 Answers

3 votes
20 key chain's will cause 15 dollars. The key chain's are 0.75 each.
User Mtijn
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6.3k points
5 votes
Divide 180 by 12 and if you get a decimal, round it up !
User Raydot
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