The total length of 2 wires and 3 strings is 320 cm. The length of a string is
27 of the length of the wire. What is the total length of the 3 strings?
|
Wires |
Strings |
Total |
Number |
2 |
3 |
|
Value |
7 u |
2 u |
|
Total value |
14 u |
6 u |
20 u |
Length of 2 wires and 3 strings
= 14 u + 6 u
= 20 u
20 u = 320
1 u = 320 ÷ 20 = 16
Total length of the 3 strings
= 6 u
= 6 x 16
= 96 cm
Answer(s): 96 cm