Erika baked cheese, apple and durian cupcakes. There were half as many durian cupcakes as apple cupcakes and an equal number of durian cupcakes as cheese cupcakes. The cost of each cupcake is given as shown.
1 durian cupcake: $1.60
1 apple cupcake: $1.50
1 cheese cupcake: $1.40
If she collected $252 from selling all the cupcakes, how many apple cupcakes were there?
|
Durian |
Apple |
Cheese |
Ratio of cupcakes |
1 u |
2 u |
1 u |
Cost of 1 cupcakes |
$1.60 |
$1.50 |
$1.40 |
Total Value |
1.6 u |
3 u |
1.4 u |
Durian cupcakes : Apple cupcakes : Cheese cupcakes
1 : 2 : 1
Total amount earned from selling all the cupcakes
= 1.6 u + 3 u + 1.4 u
= 6 u
6 u = 252
1 u = 252 ÷ 6 = 42
Number of apple cupcakes
= 2 u
= 2 x 42
= 84
Answer(s): 84