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four students spent $12 on school lunch.At this rate, find the amount 10 students would spend on the same school lunch.
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four students spent $12 on school lunch.At this rate, find the amount 10 students would spend on the same school lunch.

User Sovalina
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Calculate the mean value spent by a single student by dividing the total ($12) for 4 students:

12/4=$3 per student

At the same rate, 10 students would spend 10 x $3 = $30 on the same school lunch
User Ghdalum
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