PSLE Ken kept pens in boxes X and Y. Box X contained four times as many pens as box Y. In box X,
13 of the pens were pink pens. In box Y,
12 of the pens were pink pens. What fraction of Ken's pens were pink pens?
Box X |
Box Y |
Total |
4x2x3 |
1x2x3 |
5x2x3 |
P |
Not pink |
P |
Not pink |
|
1x8 |
2x8 |
1x1x3 |
1x1x3 |
|
8 u |
16 u |
3 u |
3 u |
30 u |
LCM of 3 and 8 is 24.
Number of pink pens
= 8 u + 3 u
= 11 u
Total number of pens = 30 u
Fraction of Ken's pens that were pink =
1130 Answer(s):
1130