PSLE Fiona has a number of notebooks in three colours: yellow, orange and purple.
14 of the notebooks are yellow. The number of yellow notebooks is four times the number of orange notebooks. What fraction of the notebooks is purple?
Yellow |
Orange |
Purple |
Total |
1x4 |
3x4 |
4x4 |
4x1 |
1x1 |
|
|
4 u |
1 u |
11 u |
16 u |
Number of yellow notebooks is the repeated identity.
Make the number of yellow notebooks the same.
LCM of 1 and 4 = 4
Number of purple notebooks
= 16 u - 4 u - 1 u
= 11 u
Fraction of the notebooks that is purple
=
1116 Answer(s):
1116