The length of stainless steel pipe C is
23 of the length of stainless steel pipe F and the length of stainless steel pipe F is
25 of the length of stainless steel pipe D and
210 of the length of stainless steel pipe E. What fraction of the total length of the 4 stainless steel pipes is stainless steel pipe D?
C |
F |
D |
E |
Total |
2x2 |
3x2 |
|
|
|
|
2x3 |
5x3 |
|
|
|
2x3 |
|
10x3 |
|
4 u |
6 u |
15 u |
30 u |
55 u |
The length of stainless steel pipe F is repeated. Make the length of stainless steel pipe F the same. LCM of 3 and 2 is 6.
Total length of all the 4 stainless steel pipes
= 4 u + 6 u + 15 u + 30 u
= 55 u
Stainless Steel Pipe DTotal Length =
1555 =
311Answer(s):
311