Ivory had 64 strawberry and apple cookies. After giving away
17 of her strawberry cookies and 25 of her apple cookies, she had an equal number of strawberry and apple cookies. How many apple cookies did she have at first?
| |
Strawberry cookies |
Apple cookies |
Total |
| Before |
7 u |
6 u + 25 |
64 |
| Change |
- 1 u |
- 25 |
|
| After |
6 u |
6 u |
|
Fraction of the strawberry cookies left
= 1 -
17=
67 The number of strawberry and apple cookies in the end is the same.
Total number of cookies at first
= 7 u + 6 u + 25
= 13 u + 25
13 u + 25 = 64
13 u = 64 - 25
13 u = 39
1 u = 39 ÷ 13 = 3
Number of apple cookies at first
= 6 u + 25
= 6 x 3 + 25
= 18 + 25
= 43
Answer(s): 43
