Question

joe had a roll of ribbon that was 8 1/2 metres long.he cut off a piece that was 50 centimetre long and sold it for R9.the rest of the roll was sold for R15 per meter.how much money did he get for the entire roll​

Answer 1

He would receive 129 for entire roll.

Answer 2

(Total Feet - Feet Cut Off) ÷ Number of Pieces Cut

(8 - 3) ÷ 8

5 ÷ 8

Each piece$\frac{5}{8}$ is  of a foot.