A cut piece of ribbon us 21 inches long. The piece of the ribbon is 15% of the original length of the ribbo. How long was the original length of the ribbon?
Accepted Solution
A:
Answer:The original length of the ribbon is 140 inches.Step-by-step explanation:Let the original length of the ribbon be x.It is given that the piece of the ribbon is 15% of the original length of the ribbon and its length is 21 inches.[tex]x\times \frac{15}{100}=21[/tex][tex]15x=21\times 100[/tex][tex]15x=2100[/tex]Divide both sides by 15.[tex]x=\frac{2100}{15}[/tex][tex]x=140[/tex]Therefore the original length of the ribbon is 140 inches.