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Old 07-28-2007   #1
slider591
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Default Can anybody figure out the anwser 2 this math problem?

on friday Adrianne earned half as much as she did on thursday.On Saturday she earned twice as much on Thursday.If her total earnings on those three day was $63, how much did she earn on each day?
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Old 07-28-2007   #2
Deb S
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Divide 63 by 3.5 = 18 + 9 + 3618 = Thursday9 = Friday36 = Saturday
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Old 07-28-2007   #3
John T
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T = money on thursdayt + .5t + 2t = $633.5t = $63t = $18friday = 9 (1/2 t)saturday = 3618 + 9 + 36 = 63
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Old 07-28-2007   #4
dewkisses02
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Just set up an equation like this.Thursday = xFriday = 1/2 xSaturday = 2xx + 1/2x+ 2x = 637/2x = 63divide by 7/2 on each sidex = 18thursday = 18friday = 9saturday = 3618 + 9 + 36 = 63
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Old 07-28-2007   #5
floridagurl03295
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thursday= $18friday= $9saturday= $36if she earned 2 parts on thursday, 1 part on friday, and 4 parts on saturday, then she would have seven parts. $63/7=$9 per part. [i did not use a calculator]
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