Question
Mrs Kok had some 20-cent and $1 coins in her jar. She had 8 more 20-cent coins than $1 coins. The total value of the coins was $4. What was the total number of coins that Mrs Kok had in her jar?
4 m

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Mrs Kok had some 20-cent and $1 coins in her jar. She had 8 more 20-cent coins than $1 coins. The total value of the coins was $4. What was the total number of coins that Mrs Kok had in her jar?