Question
One durian cost 3 times as much as one persimmon. Mrs Zhang bought 2 durians and 3 persimmons for $12.10. How much would 12 durians and 9 persimmons cost? Express the answers to 2 decimal places.
3 m

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One durian cost 3 times as much as one persimmon. Mrs Zhang bought 2 durians and 3 persimmons for $12.10. How much would 12 durians and 9 persimmons cost? Express the answers to 2 decimal places.