Jean baked banana, blueberry and coffee muffins. There were one-third as many coffee muffins as blueberry muffins and an equal number of coffee muffins as banana muffins. The cost of each muffin is given as shown.
1 coffee muffin: $1.60
1 blueberry muffin: $1.50
1 banana muffin: $1.10
If she collected $180 from selling all the muffins, how many blueberry muffins were there?
|
Coffee |
Blueberry |
Banana |
Ratio of muffins |
1 u |
3 u |
1 u |
Cost of 1 muffins |
$1.60 |
$1.50 |
$1.10 |
Total Value |
1.6 u |
4.5 u |
1.1 u |
Coffee muffins : Blueberry muffins : Banana muffins
1 : 3 : 1
Total amount earned from selling all the muffins
= 1.6 u + 4.5 u + 1.1 u
= 7.2 u
7.2 u = 180
1 u = 180 ÷ 7.2 = 25
Number of blueberry muffins
= 3 u
= 3 x 25
= 75
Answer(s): 75