Yesterday, Luke had 59 macarons and 12 muffins. This morning, he sold 18 macarons and bought some more muffins. Now he has thrice as many muffins as macarons. How many muffins did he buy today?
| |
Macarons |
Muffins |
| Before |
59 |
12 |
| Change |
- 18 |
+ ? |
| After |
1 u |
3 u |
Number of macarons in the end
= 59 - 18
= 41
1 u = 41
Number of muffins in the end
= 3 u
= 3 x 41
= 123
Number of muffins that Luke bought today
= 3 u - 12
= 123 - 12
= 111
Answer(s): 111
