Diana baked durian, banana and cream tarts. There were one-fifth as many cream tarts as banana tarts and an equal number of cream tarts as durian tarts. The cost of each tart is given as shown.
1 cream tart: $1.40
1 banana tart: $1.30
1 durian tart: $1.10
If she collected $234 from selling all the tarts, how many banana tarts were there?
|
Cream |
Banana |
Durian |
Ratio of tarts |
1 u |
5 u |
1 u |
Cost of 1 tarts |
$1.40 |
$1.30 |
$1.10 |
Total Value |
1.4 u |
6.5 u |
1.1 u |
Cream tarts : Banana tarts : Durian tarts
1 : 5 : 1
Total amount earned from selling all the tarts
= 1.4 u + 6.5 u + 1.1 u
= 9 u
9 u = 234
1 u = 234 ÷ 9 = 26
Number of banana tarts
= 5 u
= 5 x 26
= 130
Answer(s): 130