Glen had 121 beads more than Charlie at first. After Glen had given away 163 of his beads to Tom, Charlie had thrice as many beads as Glen. Find the number of beads Glen had at first.
| |
Glen |
Charlie |
Comparing between
Glen and Charlie |
121 more |
|
| Before |
1 u + 163 |
3 u |
| Change |
- 163 |
|
| After |
1 u |
3 u |
Glen had 121 beads more than Charlie at first.
If 121 more marbles is given to Charlie at first, both will have the same number of marbles.
3 u + 121 = 1 u + 163
3 u - 1 u = 163 - 121
2 u = 42
1 u = 42 ÷ 2 = 21
Number of beads that Glen has at first
= 1 u + 163
= 21 + 163
= 184
Answer(s): 184
