PSLE Fiona has a number of staplers in three colours: blue, green and orange.
58 of the staplers are blue. The number of blue staplers is twice the number of green staplers. What fraction of the staplers is orange?
Blue |
Green |
Orange |
Total |
5x2 |
3x2 |
8x2 |
2x5 |
1x5 |
|
|
10 u |
5 u |
1 u |
16 u |
Number of blue staplers is the repeated identity.
Make the number of blue staplers the same.
LCM of 5 and 2 = 10
Number of orange staplers
= 16 u - 10 u - 5 u
= 1 u
Fraction of the staplers that is orange
=
116 Answer(s):
116