SOLUTION: a parking lot meter contains 47 coins in dimes and quarters for a total of 5.45 . how many of each coin does the meter contain.
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Question 933770: a parking lot meter contains 47 coins in dimes and quarters for a total of 5.45 . how many of each coin does the meter contain.
Found 2 solutions by Fombitz, Alan3354:
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
1.
2.
From eq. 1,
Substitute,
Then,
Forty two dimes and five quarters
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
a parking lot meter contains 47 coins in dimes and quarters for a total of 5.45 . how many of each coin does the meter contain.
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Another method:
47 dimes would be $4.70
Each dime replaced by a quarter add 15 cents.
545 - 470 = 75 cents
75/15 = 5 quarters
42 dimes
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