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Sarah has  600  quarters and dimes in her piggy bank which totals  $123.75. How many quarters does she have?

 Dec 10, 2021
 #1
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q = # quarters      value =   .25 q

d = # dimes = 600-q      value = .10 (600-q)

 

summed = 123.75

 

.25q + .10 ( 600-q) = 123.75       <==== solve   'q'

 Dec 10, 2021
 #2
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Good job!!! smiley

Guest Dec 10, 2021

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