PSLE Usha has a number of staplers in three colours: blue, brown and green.
35 of the staplers are blue. The number of blue staplers is twice the number of brown staplers. What fraction of the staplers is green?
Blue |
Brown |
Green |
Total |
3x2 |
2x2 |
5x2 |
2x3 |
1x3 |
|
|
6 u |
3 u |
1 u |
10 u |
Number of blue staplers is the repeated identity.
Make the number of blue staplers the same.
LCM of 3 and 2 = 6
Number of green staplers
= 10 u - 6 u - 3 u
= 1 u
Fraction of the staplers that is green
=
110 Answer(s):
110