PSLE Warren kept his brown and yellow beads in two boxes. The ratio of the number of brown to yellow beads in the first box was 1 : 5 and it was 1 : 9 in the second box. The two boxes contained the same number of beads. What fraction of Warren's beads were brown beads?
First box |
Second box |
1x30 30 u |
1x30 30 u |
6x5 |
10x3 |
Brown |
Yellow |
Brown |
Yellow |
1x5 |
5x5 |
1x3 |
9x3 |
5 u |
25 u |
3 u |
27 u |
The total number of beads in the first box and the second box is the same. Make the total number of beads in each box the same. LCM of 6 and 10 is 30.
Total number of brown beads
= 5 u + 3 u
= 8 u
Total number of beads
= 30 u + 30 u
= 60 u
Fraction of Warren's beads that were brown beads
=
860 =
215 Answer(s):
215