PSLE Liam kept his gold and green marbles in two boxes. The ratio of the number of gold to green marbles in the first box was 1 : 2 and it was 1 : 5 in the second box. The two boxes contained the same number of marbles. What fraction of Liam's marbles were green marbles?
First box |
Second box |
1x6 6 u |
1x6 6 u |
3x2 |
6x1 |
Gold |
Green |
Gold |
Green |
1x2 |
2x2 |
1x1 |
5x1 |
2 u |
4 u |
1 u |
5 u |
The total number of marbles in the first box and the second box is the same. Make the total number of marbles in each box the same.
LCM of 3 and 6 is 6.
Total number of green marbles
= 4 u + 5 u
= 9 u
Total number of marbles
= 6 u + 6 u
= 12 u
Fraction of Liam's marbles that were green marbles
=
912 =
34 Answer(s):
34