Question
The length of wooden stick Q is 23 of the length of wooden stick T and the length of wooden stick T is 25 of the length of wooden stick R and 210 of the length of wooden stick S. What fraction of the total length of the 4 wooden sticks is wooden stick S?
3 m

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The length of wooden stick Q is 23 of the length of wooden stick T and the length of wooden stick T is 25 of the length of wooden stick R and 210 of the length of wooden stick S. What fraction of the total length of the 4 wooden sticks is wooden stick S?