will brought 3 college textbooks one cost 32 on 45 and one cost 39 what is the average price of his books ? choose the statement
that correctly calculates the average
1 answer:
To find the average, add the cost of each book to get a total cost, then divide the total cost by the number of books purchased.
Total cost: 32 + 45 + 39 = 116
Average cost: 116 / 3 = 38.67
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