SOLUTION: A board 20 feet long is cut into two pieces such that the lenght of one piece is two-thirds of the lenght of the other piece. find the lenght of the shorter piece of board.
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Question 135352: A board 20 feet long is cut into two pieces such that the lenght of one piece is two-thirds of the lenght of the other piece. find the lenght of the shorter piece of board. Answer by checkley77(12844) (Show Source):
You can put this solution on YOUR website! X+2X/3=20
(3X+2X)/3=20
5X/3=20
5X=3*20
5X=60
X=60/5
X=12 FOR ONE PIECE
2*12/3=24/3=8 FOR THE OTHER PIECE.
PROOF
12+8=20
20=20
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