PSLE Linda has a number of notebooks in three colours: yellow, blue and green.
511 of the notebooks are yellow. The number of yellow notebooks is thrice the number of blue notebooks. What fraction of the notebooks is green?
Yellow |
Blue |
Green |
Total |
5x3 |
6x3 |
11x3 |
3x5 |
1x5 |
|
|
15 u |
5 u |
13 u |
33 u |
Number of yellow notebooks is the repeated identity.
Make the number of yellow notebooks the same.
LCM of 5 and 3 = 15
Number of green notebooks
= 33 u - 15 u - 5 u
= 13 u
Fraction of the notebooks that is green
=
1333 Answer(s):
1333