Question
The length of copper pipe P is 34 of the length of copper pipe S and the length of copper pipe S is 15 of the length of copper pipe Q and 16 of the length of copper pipe R. What fraction of the total length of the 4 copper pipes is copper pipe R?
3 m

Click button first when a symbol is required. X

The length of copper pipe P is 34 of the length of copper pipe S and the length of copper pipe S is 15 of the length of copper pipe Q and 16 of the length of copper pipe R. What fraction of the total length of the 4 copper pipes is copper pipe R?