The total length of 5 strings and 6 threads is 351 cm. The length of a thread is
23 of the length of the string. What is the total length of the 6 threads?
| |
Strings |
Threads |
Total |
| Number |
5 |
6 |
|
| Value |
3 u |
2 u |
|
| Total value |
15 u |
12 u |
27 u |
Length of 5 strings and 6 threads
= 15 u + 12 u
= 27 u
27 u = 351
1 u = 351 ÷ 27 = 13
Total length of the 6 threads
= 12 u
= 12 x 13
= 156 cm
Answer(s): 156 cm
