Linda baked mocca, cheese and coffee muffins. There were one-third as many coffee muffins as cheese muffins and an equal number of coffee muffins as mocca muffins. The cost of each muffin is given as shown.
1 coffee muffin: $1.70
1 cheese muffin: $1.40
1 mocca muffin: $1.60
If she collected $180 from selling all the muffins, how many cheese muffins were there?
|
Coffee |
Cheese |
Mocca |
Ratio of muffins |
1 u |
3 u |
1 u |
Cost of 1 muffins |
$1.70 |
$1.40 |
$1.60 |
Total Value |
1.7 u |
4.2 u |
1.6 u |
Coffee muffins : Cheese muffins : Mocca muffins
1 : 3 : 1
Total amount earned from selling all the muffins
= 1.7 u + 4.2 u + 1.6 u
= 7.5 u
7.5 u = 180
1 u = 180 ÷ 7.5 = 24
Number of cheese muffins
= 3 u
= 3 x 24
= 72
Answer(s): 72