Question
One watermelon cost 4 times as much as one mangosteen. Mrs Zhang bought 3 watermelons and 2 mangosteens for $27.50. How much would 9 watermelons and 7 mangosteens cost? Express the answers to 2 decimal places.
3 m

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One watermelon cost 4 times as much as one mangosteen. Mrs Zhang bought 3 watermelons and 2 mangosteens for $27.50. How much would 9 watermelons and 7 mangosteens cost? Express the answers to 2 decimal places.