Question
The length of stainless steel pipe R is 23 of the length of stainless steel pipe U and the length of stainless steel pipe U is 15 of the length of stainless steel pipe S and 15 of the length of stainless steel pipe T. What fraction of the total length of the 4 stainless steel pipes is stainless steel pipe S?
3 m

Click button first when a symbol is required. X

The length of stainless steel pipe R is 23 of the length of stainless steel pipe U and the length of stainless steel pipe U is 15 of the length of stainless steel pipe S and 15 of the length of stainless steel pipe T. What fraction of the total length of the 4 stainless steel pipes is stainless steel pipe S?