Question
David cuts a 6 metre long pole into three different pieces. The largest piece is 40 cm longer than the middle piece. The middle piece is 70 cm longer than shortest piece. What is the size of the largest piece?
Answers
Ms. Sue
x = shortest piece
x + x + 70 + x + 110 = 600
3x + 180 = 600
3x = 420
x = 140
Middle piece = 210
Longest piece = 250
x + x + 70 + x + 110 = 600
3x + 180 = 600
3x = 420
x = 140
Middle piece = 210
Longest piece = 250