Hazel baked coffee, cream and mocca puffs. There were one-fifth as many mocca puffs as cream puffs and an equal number of mocca puffs as coffee puffs. The cost of each puff is given as shown.
1 mocca puff: $1.60
1 cream puff: $1.90
1 coffee puff: $1.70
If she collected $256 from selling all the puffs, how many cream puffs were there?
|
Mocca |
Cream |
Coffee |
Ratio of puffs |
1 u |
5 u |
1 u |
Cost of 1 puffs |
$1.60 |
$1.90 |
$1.70 |
Total Value |
1.6 u |
9.5 u |
1.7 u |
Mocca puffs : Cream puffs : Coffee puffs
1 : 5 : 1
Total amount earned from selling all the puffs
= 1.6 u + 9.5 u + 1.7 u
= 12.8 u
12.8 u = 256
1 u = 256 ÷ 12.8 = 20
Number of cream puffs
= 5 u
= 5 x 20
= 100
Answer(s): 100