Question
The length of Wires L and M is 30.74 m. The length of Wires M, N and P is 55.45 m. The total length of Wires N, P and Q is 69.43 m. Wire Q is thrice the length of Wire L. Find the length of Wire L. Express the answer in metres.
4 m

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The length of Wires L and M is 30.74 m. The length of Wires M, N and P is 55.45 m. The total length of Wires N, P and Q is 69.43 m. Wire Q is thrice the length of Wire L. Find the length of Wire L. Express the answer in metres.