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10 August, 14:11

Lou's Diner spent $12.80 on 8 pounds

of potatoes. What was the cost of one

pound of potatoes? What would be

the total cost if the cost per pound

remained the same and the diner bought

7 pounds? Show your work.

+5
Answers (2)
  1. 10 August, 14:40
    0
    1lb. = $1.60

    7lb. = $11.20

    Step-by-step explanation:

    $12.80 = x

    8 1

    cross multiply

    8x = $12.80

    divide $12.80:8x

    x = $1.60
  2. 10 August, 15:53
    0
    1lb. = $1.60

    7lb. = $11.20

    Step-by-step explanation:

    $12.80 = x

    8 1

    cross multiply

    8x = $12.80

    divide $12.80:8x

    x = $1.60
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