Question
One king melon cost 4 times as much as one apple. Mrs Zhang bought 4 king melons and 3 apples for $43.20. How much would 10 king melons and 9 apples cost? Express the answers to 2 decimal places.
3 m

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One king melon cost 4 times as much as one apple. Mrs Zhang bought 4 king melons and 3 apples for $43.20. How much would 10 king melons and 9 apples cost? Express the answers to 2 decimal places.