# SOLUTION: I need some help: a square light-switch plate is made which measures 4 inches on each side. A square hole measuring 1 inch on each side is left in the center. It will cost \$2.75/sq

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 Question 263084: I need some help: a square light-switch plate is made which measures 4 inches on each side. A square hole measuring 1 inch on each side is left in the center. It will cost \$2.75/square inch, what is the construction cost? I am totally lost with this question.Answer by ankor@dixie-net.com(15624)   (Show Source): You can put this solution on YOUR website!a square light-switch plate is made which measures 4 inches on each side. A square hole measuring 1 inch on each side is left in the center. It will cost \$2.75/square inch, what is the construction cost? : Find the amt of metal in the switch : Plate area - hole area = total metal area 4^2 - 1^2 = 15 sq/in of metal : 2.75 * 15 = \$41.25