SOLUTION: Kevin and Randy Muise have a jar containing 90 ​coins, all of which are either quarters or nickels. The total value of the coins in the jar is ​$13.70. How many of ea

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Question 1123114: Kevin and Randy Muise have a jar containing 90 ​coins, all of which are either quarters or nickels. The total value of the coins in the jar is ​$13.70. How many of each type of coin do they​ have?
The jar contains nothing quarters?
The jar contains nothing nickels?

Found 2 solutions by Boreal, josgarithmetic:
Answer by Boreal(15235)   (Show Source): You can put this solution on YOUR website!
If no quarters, then all are nickels, and it is 13.70/0.05=274 nickels
if no nickels, then all quarters and that is not possible with $13.70. There could be 54 quarters for $13.50 or 55 quarters for $13.75

Answer by josgarithmetic(39618)   (Show Source): You can put this solution on YOUR website!
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90 ​coins, all of which are either quarters or nickels. The total value of the coins in the jar is ​$13.70. How many of each type of coin do they​ have?
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q+n=90
n=90-q





-------quarters

--------nickels

-
check:



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