The total length of 5 ropes and 2 ribbons is 338 cm. The length of a ribbon is
34 of the length of the rope. What is the total length of the 2 ribbons?
|
Ropes |
Ribbons |
Total |
Number |
5 |
2 |
|
Value |
4 u |
3 u |
|
Total value |
20 u |
6 u |
26 u |
Length of 5 ropes and 2 ribbons
= 20 u + 6 u
= 26 u
26 u = 338
1 u = 338 ÷ 26 = 13
Total length of the 2 ribbons
= 6 u
= 6 x 13
= 78 cm
Answer(s): 78 cm