PSLE Owen kept staplers in boxes W and X. Box W contained twice as many staplers as box X. In box W,
13 of the staplers were yellow staplers. In box X,
12 of the staplers were yellow staplers. What fraction of Owen's staplers were yellow staplers?
Box W |
Box X |
Total |
2x2x3 |
1x2x3 |
3x2x3 |
Y |
Not yellow |
Y |
Not yellow |
|
1x4 |
2x4 |
1x1x3 |
1x1x3 |
|
4 u |
8 u |
3 u |
3 u |
18 u |
LCM of 3 and 4 is 12.
Number of yellow staplers
= 4 u + 3 u
= 7 u
Total number of staplers = 18 u
Fraction of Owen's staplers that were yellow =
718 Answer(s):
718