PSLE Sean kept his pink and silver cards in two boxes. The ratio of the number of pink to silver cards in the first box was 1 : 10 and it was 1 : 2 in the second box. The two boxes contained the same number of cards. What fraction of Sean's cards were silver cards?
First box |
Second box |
1x33 33 u |
1x33 33 u |
11x3 |
3x11 |
Pink |
Silver |
Pink |
Silver |
1x3 |
10x3 |
1x11 |
2x11 |
3 u |
30 u |
11 u |
22 u |
The total number of cards in the first box and the second box is the same. Make the total number of cards in each box the same.
LCM of 11 and 3 is 33.
Total number of silver cards
= 30 u + 22 u
= 52 u
Total number of cards
= 33 u + 33 u
= 66 u
Fraction of Sean's cards that were silver cards
=
5266 =
2633 Answer(s):
2633