Diana had 102 chocolate chip and banana muffins. After giving away
14 of her chocolate chip muffins and 11 of her banana muffins, she had an equal number of chocolate chip and banana muffins. How many banana muffins did she have at first?
| |
Chocolate Chip muffins |
Banana muffins |
Total |
| Before |
4 u |
3 u + 11 |
102 |
| Change |
- 1 u |
- 11 |
|
| After |
3 u |
3 u |
|
Fraction of the chocolate chip muffins left
= 1 -
14=
34 The number of chocolate chip and banana muffins in the end is the same.
Total number of muffins at first
= 4 u + 3 u + 11
= 7 u + 11
7 u + 11 = 102
7 u = 102 - 11
7 u = 91
1 u = 91 ÷ 7 = 13
Number of banana muffins at first
= 3 u + 11
= 3 x 13 + 11
= 39 + 11
= 50
Answer(s): 50
