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25 April, 09:50

What is the better buy? 15 ounces for 1.79 or 12 ounces for 1.49

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Answers (1)
  1. 25 April, 13:42
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    15:1.79 or 12:1.49

    make fractions

    15/1.79

    12/1.49

    find LCM of 12 and 15

    find factors of 12 and 15

    12=2 times 2 times 3

    15=3 times 5

    LCM=2 times 2 times 3 times 5=60

    multiply 15/1.79 by 4/4=60/7.16

    multiply 12/1.49 by 5/5=60/7.45

    7.45>7.16 so therefor 12oz for 1.49 is better
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