Math--

A brick layer is hired to build three walls of equal length. He has bricks which are 9 inches, 27
inches, and 21 inches long. He plans to build one wall out of each type of brick. What is the shortest length of wall possible?

A) 5103 inches
B) 57 inches
C) 189 inches
D) 567 inches

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1. if the longest brick is 27 inches, it means that you have to multiply 9*27 which will give you the length of the brick wall

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posted by claudia

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