Yesterday, Gabriel had 59 wafers and 21 cookies. This morning, he sold 38 wafers and bought some more cookies. Now he has five times as many cookies as wafers. How many cookies did he buy today?
| |
Wafers |
Cookies |
| Before |
59 |
21 |
| Change |
- 38 |
+ ? |
| After |
1 u |
5 u |
Number of wafers in the end
= 59 - 38
= 21
1 u = 21
Number of cookies in the end
= 5 u
= 5 x 21
= 105
Number of cookies that Gabriel bought today
= 5 u - 21
= 105 - 21
= 84
Answer(s): 84
