zehtmnt zehtmnt

25-11-2018
Mathematics

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Plz help I need to know ,What is the difference in costs for each detergent for 28 loads of laundry?

Plz help I need to know What is the difference in costs for each detergent for 28 loads of laundry class=

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sherlockholmes1974 sherlockholmes1974

25-11-2018

You almost had it! You would divide the cost by the loads, not the other way around. You get the unit rate of Brand A to be 19¢ and B to be 16¢. You multiply both of these rates by 28 and subtract the differences. The answer is A.

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