PSLE Victoria has a number of staplers in three colours: blue, green and yellow.
23 of the staplers are blue. The number of blue staplers is four times the number of green staplers. What fraction of the staplers is yellow?
Blue |
Green |
Yellow |
Total |
2x2 |
1x2 |
3x2 |
4x1 |
1x1 |
|
|
4 u |
1 u |
1 u |
6 u |
Number of blue staplers is the repeated identity.
Make the number of blue staplers the same.
LCM of 2 and 4 = 4
Number of yellow staplers
= 6 u - 4 u - 1 u
= 1 u
Fraction of the staplers that is yellow
=
16 Answer(s):
16