Xandra baked cheese, coffee and mocca puffs. There were one-third as many mocca puffs as coffee puffs and an equal number of mocca puffs as cheese puffs. The cost of each puff is given as shown.
1 mocca puff: $1.60
1 coffee puff: $1.30
1 cheese puff: $1.50
If she collected $273 from selling all the puffs, how many coffee puffs were there?
|
Mocca |
Coffee |
Cheese |
Ratio of puffs |
1 u |
3 u |
1 u |
Cost of 1 puffs |
$1.60 |
$1.30 |
$1.50 |
Total Value |
1.6 u |
3.9 u |
1.5 u |
Mocca puffs : Coffee puffs : Cheese puffs
1 : 3 : 1
Total amount earned from selling all the puffs
= 1.6 u + 3.9 u + 1.5 u
= 7 u
7 u = 273
1 u = 273 ÷ 7 = 39
Number of coffee puffs
= 3 u
= 3 x 39
= 117
Answer(s): 117