PSLE Sean kept notebooks in boxes F and G. Box F contained thrice as many notebooks as box G. In box F,
15 of the notebooks were pink notebooks. In box G,
12 of the notebooks were pink notebooks. What fraction of Sean's notebooks were pink notebooks?
Box F |
Box G |
Total |
3x2x5 |
1x2x5 |
4x2x5 |
P |
Not pink |
P |
Not pink |
|
1x6 |
4x6 |
1x1x5 |
1x1x5 |
|
6 u |
24 u |
5 u |
5 u |
40 u |
LCM of 5 and 6 is 30.
Number of pink notebooks
= 6 u + 5 u
= 11 u
Total number of notebooks = 40 u
Fraction of Sean's notebooks that were pink =
1140 Answer(s):
1140