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Sixth graders have an average of 60 minutes of homework four days week. seventh graders have 20 minutes more per day than sixth graders. How many minutes per week of homework does a seventh grader have.
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Sixth graders have an average of 60 minutes of homework four days week. seventh graders have 20 minutes more per day than sixth graders.

How many minutes per week of homework does a seventh grader have.

User Saliha
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4 votes
60•4=240min
(60+20)•4= 320min
Seventh graders have 320 minutes of homework per week.
User Laurice
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