Daniel and Cole had an equal number of mini cupcakes at first. Daniel and Cole ate 37 and 15 mini cupcakes respectively. In the end, Cole has thrice as many mini cupcakes as Daniel. How many mini cupcakes did each of them has at first?
| |
Daniel |
Cole |
| Before |
1 u + 37 |
3 u + 15 |
| Change |
- 37 |
- 15 |
| After |
1 u |
3 u |
Daniel and Cole had an equal number of mini cupcakes at first.
3 u + 15 = 1 u + 37
3 u - 1 u = 37 - 15
2 u = 22
1 u = 22 ÷ 2 = 11
Number of mini cupcakes that each of them had at first
= 1 u + 37
= 11 + 37
= 48
Answer(s): 48
