Question
The total length of 5 wires and 4 strings is 396 cm. The length of a string is 18 of the length of the wire. What is the total length of the 4 strings?
4 m

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The total length of 5 wires and 4 strings is 396 cm. The length of a string is 18 of the length of the wire. What is the total length of the 4 strings?