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25 March, 19:33

A plastering contractor charges $18 per square yard (that is $2 per square foot). what is the cost of plastering 100 feet of wall in a house with an 8 foot ceiling

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  1. 25 March, 21:02
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    Basically, this problem is going to require you to solve for the area and multiply it with the given cost unit.

    Area = Length*Height

    Area = 100 ft * 8 ft = 800 ft²

    Total Cost = (Unit Cost) (Area)

    Total Cost = ($2/ft²) (800 ft²)

    Total Cost = $1,600
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