0987654321123 0987654321123

06-01-2018
Mathematics

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Gerald bought 3 shirts for 8.40 each, 2 shirts for 12.89 each, and one shirt for 18.90. What was the average cost of the shirts?

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yeagerh01 yeagerh01

06-01-2018

So first, you add all the numbers together

8.40*3=25.20
12.89*2=25.78
18.90*1=18.90
____________
$69.88

Divide the number of shirts: 6 by the total amount

69.88
_____ = $11.64666= $11.65 is your answer!
6

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Harvertgirl Harvertgirl

06-01-2018

well if you did 3 multiplyed by 8.40 then 2 times 12.89 the add 18.90 you would get your answer. maybe 69.88

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