SOLUTION: A group of twenty-five coins, whose total value is $2.75, is composed of nickels, dimes, and quarters. If the nickels were dimes, the dimes were quarters, and the quarters were nic
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Question 1068752: A group of twenty-five coins, whose total value is $2.75, is composed of nickels, dimes, and quarters. If the nickels were dimes, the dimes were quarters, and the quarters were nickels, the total would be $3.75. How many quarters are there in the collection?
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Total number of coins
Total value of coins
.
.
Total value of coins if they were switched
.
.
Using Cramer's rule,
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