Question
One watermelon cost 2 times as much as one orange. Mrs Zhang bought 3 watermelons and 4 oranges for $14.30. How much would 10 watermelons and 6 oranges cost? Express the answers to 2 decimal places.
3 m

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One watermelon cost 2 times as much as one orange. Mrs Zhang bought 3 watermelons and 4 oranges for $14.30. How much would 10 watermelons and 6 oranges cost? Express the answers to 2 decimal places.