The length of metallic rod V is
23 of the length of metallic rod Y and the length of metallic rod Y is
14 of the length of metallic rod W and
17 of the length of metallic rod X. What fraction of the total length of the 4 metallic rods is metallic rod W?
V |
Y |
W |
X |
Total |
2x1 |
3x1 |
|
|
|
|
1x3 |
4x3 |
|
|
|
1x3 |
|
7x3 |
|
2 u |
3 u |
12 u |
21 u |
38 u |
The length of metallic rod Y is repeated. Make the length of metallic rod Y the same. LCM of 3 and 1 is 3.
Total length of all the 4 metallic rods
= 2 u + 3 u + 12 u + 21 u
= 38 u
Metallic Rod WTotal Length =
1238 =
619Answer(s):
619