Question

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Three boards are placed end to end to make a walkway. The first board is 3 feet 10 inches long, the second board is 4 feet 11 inches long.
third board is 3 feet 4 inches long. How long is the walkway?
Write your answer in feet and inches. Use a number less than 12 for inches.

Answer 1

Answer: 12 feet and 1 inch

Explanation:

3 feet 10 inches

4 feet 11 inches

3 feet 4 inches

3+4+3 = 10 feet

10+11+4 = 25 inches

1 foot = 12 inches

25 / 12 = 2 (rounded up) feet with 1 inch left

10 + 2 = 12 feet and 1 inch