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29 December, 11:00

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

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Answers (2)
  1. 29 December, 11:29
    0
    20 key chain's will cause 15 dollars. The key chain's are 0.75 each.
  2. 29 December, 11:30
    0
    Divide 180 by 12 and if you get a decimal, round it up!
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