Asked by WInswton
480-mm pipe is cut into three pieces. the second piece is three times as long as the first. the third piece is four times as long as the second. how long is each piece?
Answers
Answered by
Damon
x + 3x + 4*3x = 480
(1 + 3 + 12)x = 480
16 x = 480
x = 30
3x = 90
12x = 360
(1 + 3 + 12)x = 480
16 x = 480
x = 30
3x = 90
12x = 360