The 120-foot rope is cut into 3 pieces.The first of rope is twice as long as the second piece of rope.The third piece of rope is three times as long as the second piece of rope.What is length of the longest piece of rope.

3 answers

second piece - x ft
first piece - 2x feet
third piece - 3x

solve x + 2x + 3x = 12
first piece is 2X
second piece is X
third piece is 3X

solve : X+2X+3X=120
once you solve for X, then just plug it in.
10!! easy