The total length of 4 threads and 2 ropes is 312 cm. The length of a rope is
16 of the length of the thread. What is the total length of the 2 ropes?
|
Threads |
Ropes |
Total |
Number |
4 |
2 |
|
Value |
6 u |
1 u |
|
Total value |
24 u |
2 u |
26 u |
Length of 4 threads and 2 ropes
= 24 u + 2 u
= 26 u
26 u = 312
1 u = 312 ÷ 26 = 12
Total length of the 2 ropes
= 2 u
= 2 x 12
= 24 cm
Answer(s): 24 cm