Yesterday, Lee had 46 shortbreads and 84 cookies. This morning, he sold 17 shortbreads and bought some more cookies. Now he has five times as many cookies as shortbreads. How many cookies did he buy today?
| |
Shortbreads |
Cookies |
| Before |
46 |
84 |
| Change |
- 17 |
+ ? |
| After |
1 u |
5 u |
Number of shortbreads in the end
= 46 - 17
= 29
1 u = 29
Number of cookies in the end
= 5 u
= 5 x 29
= 145
Number of cookies that Lee bought today
= 5 u - 84
= 145 - 84
= 61
Answer(s): 61
