Question 697444
a carpenter needs to cut four sections each 3 feet 8 inches long from a piece of board. if the board is only sold by the foot what's the shortest length of board she can buy?
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Comment: 8 inches is 8/12 = 2/3 ft
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4(3 2/3) =  4*(11/3) = 44/3 = 14 2/3 feet (length of the board)
OR
4(3 2/3) = 4*3 + 4*(2/3) = 12 + 8/3 = 12 + 2 + 2/3 = 14 2/3 feet
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Cheers,
Stan H.