Question
Nora had 20-cent and 10-cent coins in the ratio of 6 : 7. The total value of the coins was $19. How many 20-cent coins did Nora have?
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Nora had 20-cent and 10-cent coins in the ratio of 6 : 7. The total value of the coins was $19. How many 20-cent coins did Nora have?