6 erasers cost $6.60. Which equation would help determine the cost of 3 erasers?

asked Jul 13, 2019 7.7k views

4 votes

by Vav

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2 votes

First 6.60 divided by 6 to find the unit rate. It is 1.10 dollars per eraser. You then do 1.10 times 3 which will get you 3.30 dollars for 3 erasers.

Ed Guiness answered Jul 17, 2019

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