Mathematics, 06.12.2021 03:50 chanel2013

Three boards are placed end to end to make a walkway. The first board is 2 feet 8 inches long, the second board is 6 feet 10 inches long, and the third board is 4 feet 9 inches long. How long is the walkway?

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Three boards are placed end to end to make a walkway. The first board is 2 feet 8 inches long, the s...