Mathematics, 28.12.2019 05:31 debk
The owner of a convenience store keeps track of how many customer buy lunch food during the "noon rush" each day for four days and calculates that the mean number of customers for those four days is 52. how many customers must come in on the fifth day to make the five-day mean 54?
a) 54
b) 60
c) 62
Answers: 3
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