Anna baked coffee, durian and banana macarons. There were one-quarter as many banana macarons as durian macarons and an equal number of banana macarons as coffee macarons. The cost of each macaron is given as shown.
1 banana macaron: $1.20
1 durian macaron: $1.30
1 coffee macaron: $1.60
If she collected $256 from selling all the macarons, how many durian macarons were there?
|
Banana |
Durian |
Coffee |
Ratio of macarons |
1 u |
4 u |
1 u |
Cost of 1 macarons |
$1.20 |
$1.30 |
$1.60 |
Total Value |
1.2 u |
5.2 u |
1.6 u |
Banana macarons : Durian macarons : Coffee macarons
1 : 4 : 1
Total amount earned from selling all the macarons
= 1.2 u + 5.2 u + 1.6 u
= 8 u
8 u = 256
1 u = 256 ÷ 8 = 32
Number of durian macarons
= 4 u
= 4 x 32
= 128
Answer(s): 128