Question 8 (3 points) Mark has a collection of 30 coins consisting of dimes and quarters. Their total value is $4.50. Ho
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Question 8 (3 points) Mark has a collection of 30 coins consisting of dimes and quarters. Their total value is $4.50. Ho
Question 8 (3 points) Mark has a collection of 30 coins consisting of dimes and quarters. Their total value is $4.50. How many dimes does he have?