The total length of 5 wires and 4 ribbons is 328 cm. The length of a ribbon is
45 of the length of the wire. What is the total length of the 4 ribbons?
|
Wires |
Ribbons |
Total |
Number |
5 |
4 |
|
Value |
5 u |
4 u |
|
Total value |
25 u |
16 u |
41 u |
Length of 5 wires and 4 ribbons
= 25 u + 16 u
= 41 u
41 u = 328
1 u = 328 ÷ 41 = 8
Total length of the 4 ribbons
= 16 u
= 16 x 8
= 128 cm
Answer(s): 128 cm