PSLE Ethan kept files in boxes B and C. Box B contained thrice as many files as box C. In box B,
14 of the files were pink files. In box C,
12 of the files were pink files. What fraction of Ethan's files were pink files?
Box B |
Box C |
Total |
3x2x2 |
1x2x2 |
4x2x2 |
P |
Not pink |
P |
Not pink |
|
1x3 |
3x3 |
1x1x2 |
1x1x2 |
|
3 u |
9 u |
2 u |
2 u |
16 u |
LCM of 4 and 6 is 12.
Number of pink files
= 3 u + 2 u
= 5 u
Total number of files = 16 u
Fraction of Ethan's files that were pink =
516 Answer(s):
516