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HELP ASAP!!!! 25 POINTS If Jan can buy 12 copies of a certain book for $40, what is the unit rate for cost per copy? How much would it cost her to buy 18 copies at the same rate?
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18 votes
HELP ASAP!!!! 25 POINTS

If Jan can buy 12 copies of a certain book for $40, what is the unit rate for cost per copy? How much
would it cost her to buy 18 copies at the same rate?

User Joe Fletcher
by
7.9k points

1 Answer

5 votes

Answer:

So divided 40 by 12

40/12 = $3.33 per copy

18 x 3.33= $59.94 to buy 18 copies

Explanation:

User Tuhina Singh
by
8.0k points
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