Yesterday, Carl had 71 croissants and 77 cupcakes. This morning, he sold 29 croissants and bought some more cupcakes. Now he has five times as many cupcakes as croissants. How many cupcakes did he buy today?
| |
Croissants |
Cupcakes |
| Before |
71 |
77 |
| Change |
- 29 |
+ ? |
| After |
1 u |
5 u |
Number of croissants in the end
= 71 - 29
= 42
1 u = 42
Number of cupcakes in the end
= 5 u
= 5 x 42
= 210
Number of cupcakes that Carl bought today
= 5 u - 77
= 210 - 77
= 133
Answer(s): 133
