SOLUTION: Michael mows lawns for his summer job. He only averages three lawns a week for the first eight weeks, but then averages six lawns a week for the last four. What is the average numb

Question 451082: Michael mows lawns for his summer job. He only averages three lawns a week for the first eight weeks, but then averages six lawns a week for the last four. What is the average number of lawns he mowed per week during the entire summer?
Answer by ankor@dixie-net.com(22740) (Show Source): You can put this solution on YOUR website!
Michael mows lawns for his summer job.
He only averages three lawns a week for the first eight weeks, but then averages six lawns a week for the last four.
What is the average number of lawns he mowed per week during the entire summer?
:
A total of 8(3) + 4(6) = 48 lawns
A total of 8 + 4 = 12 weeks
:
Av =
Av = 4 lawns/week
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