The length of stainless steel pipe U is
34 of the length of stainless steel pipe X and the length of stainless steel pipe X is
15 of the length of stainless steel pipe V and
13 of the length of stainless steel pipe W. What fraction of the total length of the 4 stainless steel pipes is stainless steel pipe W?
U |
X |
V |
W |
Total |
3x1 |
4x1 |
|
|
|
|
1x4 |
5x4 |
|
|
|
1x4 |
|
3x4 |
|
3 u |
4 u |
20 u |
12 u |
39 u |
The length of stainless steel pipe X is repeated. Make the length of stainless steel pipe X the same. LCM of 4 and 1 is 4.
Total length of all the 4 stainless steel pipes
= 3 u + 4 u + 20 u + 12 u
= 39 u
Stainless Steel Pipe WTotal Length =
1239 =
413Answer(s):
413