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Mathematics
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1. An 8 pound bag of potatoes costs $18. At this price how much would 15 pounds of potatoes cost?

2. Sarah can fit 115 books in 2 bookcases. At that rate, how many bookcases does she need to hold 360 books?

3. Jeremy and Caitlyn collect baseball cards. The ratio of Jeremy's cards to Caitlyn's cards is 9 to 3. After Jeremy gave Caitlyn 12 cards, they had an equal amount of cards. How many cards did Caitlyn and Jeremy have at first? Explain.

Apr 7th, 2015

1.8/18=15/x = 18*15/8=33.75

2.115/2=360/x= 720/115=6.26=6books

3. 9x=3x+12

6x=12

X=2

9*2=18 Jeremy   3*2=6 Caitlin  18=6+12

Apr 7th, 2015

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Apr 7th, 2015
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Apr 7th, 2015
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