Yoko baked coffee, banana and apple tarts. There were half as many apple tarts as banana tarts and an equal number of apple tarts as coffee tarts. The cost of each tart is given as shown.
1 apple tart: $1.40
1 banana tart: $1.80
1 coffee tart: $1.70
If she collected $201 from selling all the tarts, how many banana tarts were there?
|
Apple |
Banana |
Coffee |
Ratio of tarts |
1 u |
2 u |
1 u |
Cost of 1 tarts |
$1.40 |
$1.80 |
$1.70 |
Total Value |
1.4 u |
3.6 u |
1.7 u |
Apple tarts : Banana tarts : Coffee tarts
1 : 2 : 1
Total amount earned from selling all the tarts
= 1.4 u + 3.6 u + 1.7 u
= 6.7 u
6.7 u = 201
1 u = 201 ÷ 6.7 = 30
Number of banana tarts
= 2 u
= 2 x 30
= 60
Answer(s): 60