Kimberly bought four times as many scones as Ethan. After Kimberly ate 4 scones, she had 11 more scones than Ethan. How many scones did they buy altogether?
| |
Kimberly |
Ethan |
Total |
| Before |
4 u |
1 u |
5 u |
| Change |
- 4 |
|
|
| After |
4 u - 4 |
1 u |
|
The number of scones that Ethan had remains unchanged.
If Ethan had another 11 scones in the end, the number of scones that Kimberly and Ethan had would be the same.
4 u - 4 = 1 u + 11
4 u - 1 u = 11 + 4
3 u = 15
1 u = 15 ÷ 3 = 5
Total number of scones
= 4 u + 1 u
= 5 u
= 5 x 5
= 25
Answer(s): 25
