beyondselena beyondselena

25-09-2017
Mathematics

contestada

At a restaurant 21 people had breakfast on Saturday morning. 1/7 of the people are eggs only. 2/3 of the people ate both pancakes and eggs. The remaining people ate pancakes only. Write the fraction that represents the number of people who ate pancakes only.

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MRPIE1204 MRPIE1204

25-09-2017

3 are egg only. 14 people ate both

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cmcelroy cmcelroy

25-09-2017

1/7 of 21 eggs only = 3 people
2/3 of 21 pancakes and eggs = 14 people
leaves 4 people (21-17) or 4/21 is the fraction that ate pancakes only

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