Tina had 73 banana and chocolate chip muffins. After giving away
16 of her banana muffins and 18 of her chocolate chip muffins, she had an equal number of banana and chocolate chip muffins. How many chocolate chip muffins did she have at first?
| |
Banana muffins |
Chocolate Chip muffins |
Total |
| Before |
6 u |
5 u + 18 |
73 |
| Change |
- 1 u |
- 18 |
|
| After |
5 u |
5 u |
|
Fraction of the banana muffins left
= 1 -
16=
56 The number of banana and chocolate chip muffins in the end is the same.
Total number of muffins at first
= 6 u + 5 u + 18
= 11 u + 18
11 u + 18 = 73
11 u = 73 - 18
11 u = 55
1 u = 55 ÷ 11 = 5
Number of chocolate chip muffins at first
= 5 u + 18
= 5 x 5 + 18
= 25 + 18
= 43
Answer(s): 43
