Mathematics, 22.04.2021 01:00 vandarughb2875

the quick meals diner served 313 dinners. A child's plate cost $4.20 and an adult's plate cost $8.50. A total of $1,903.70 was collected. how many of each type of plate was served?

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the quick meals diner served 313 dinners. A child's plate cost $4.20 and an adult's plate cost $8.50...