Marion and Gabby had the same number of chocolate bars at first. After Marion received another 27 chocolate bars and Gabby gave away 27 chocolate bars, Marion had 4 times as many chocolate bars as Gabby. How many chocolate bars did each of them have at first?
| |
Marion |
Gabby |
| Before |
4 u - 27 |
1 u + 27 |
| Change |
+ 27 |
- 27 |
| After |
4 u |
1 u |
Marion and Gabby had the same number of chocolate bars at first.
4 u - 27 = 1 u + 27
4 u - 1 u = 27 + 27
3 u = 54
1 u = 54 ÷ 3 = 18
Number of chocolate bars that each of them at first
= 18 + 27
= 45
Answer(s): 45
