The total length of 7 streamers and 3 ribbons is 376 cm. The length of a ribbon is
45 of the length of the streamer. What is the total length of the 3 ribbons?
|
Streamers |
Ribbons |
Total |
Number |
7 |
3 |
|
Value |
5 u |
4 u |
|
Total value |
35 u |
12 u |
47 u |
Length of 7 streamers and 3 ribbons
= 35 u + 12 u
= 47 u
47 u = 376
1 u = 376 ÷ 47 = 8
Total length of the 3 ribbons
= 12 u
= 12 x 8
= 96 cm
Answer(s): 96 cm