Mark had 113 cards more than Archie at first. After Mark had given away 182 of his cards to Tim, Archie had four times as many cards as Mark. Find the number of cards Mark had at first.
| |
Mark |
Archie |
Comparing between
Mark and Archie |
113 more |
|
| Before |
1 u + 182 |
4 u |
| Change |
- 182 |
|
| After |
1 u |
4 u |
Mark had 113 cards more than Archie at first.
If 113 more marbles is given to Archie at first, both will have the same number of marbles.
4 u + 113 = 1 u + 182
4 u - 1 u = 182 - 113
3 u = 69
1 u = 69 ÷ 3 = 23
Number of cards that Mark has at first
= 1 u + 182
= 23 + 182
= 205
Answer(s): 205
