SOLUTION: A man has 28 coins in his pocket, all of which are dimes and quarters. If the total value of his change is 445 cents, how many dimes and how many quarters does he have? number

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Question 600412: A man has 28 coins in his pocket, all of which are dimes and quarters. If the total value of his change is 445 cents, how many dimes and how many quarters does he have?
number of dimes equals
number of quarters equals

Answer by htmentor(1343) About Me  (Show Source):
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Let Q = the number of quarter
Then the number of dimes = 28 - Q
The total amount of money is 445:
10(28-Q) + 25Q = 445
15Q = 165
Q = 11
So the number of quarters is 11, the number of dimes is 17