Usha baked cream, durian and cheese macarons. There were half as many cheese macarons as durian macarons and an equal number of cheese macarons as cream macarons. The cost of each macaron is given as shown.
1 cheese macaron: $1.80
1 durian macaron: $1.80
1 cream macaron: $1.90
If she collected $146 from selling all the macarons, how many durian macarons were there?
|
Cheese |
Durian |
Cream |
Ratio of macarons |
1 u |
2 u |
1 u |
Cost of 1 macarons |
$1.80 |
$1.80 |
$1.90 |
Total Value |
1.8 u |
3.6 u |
1.9 u |
Cheese macarons : Durian macarons : Cream macarons
1 : 2 : 1
Total amount earned from selling all the macarons
= 1.8 u + 3.6 u + 1.9 u
= 7.3 u
7.3 u = 146
1 u = 146 ÷ 7.3 = 20
Number of durian macarons
= 2 u
= 2 x 20
= 40
Answer(s): 40