5th math
posted by pat .
look at the number of leters robin sorted at her job at the post office.
what is the mean number of letters sorted? dayletters
sat. 105
Mon. 97
Tues. 88
Wed. 86
please! show me how to do this problem.thanks!!

Mean is the average
ADD the number of letters and divide by the number of numbers.
105 + 97 + 88 + 86 = sum
Average = sum/4
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