Wendy baked apple, cheese and mocca tarts. There were one-quarter as many mocca tarts as cheese tarts and an equal number of mocca tarts as apple tarts. The cost of each tart is given as shown.
1 mocca tart: $1.50
1 cheese tart: $1.90
1 apple tart: $1.80
If she collected $218 from selling all the tarts, how many cheese tarts were there?
|
Mocca |
Cheese |
Apple |
Ratio of tarts |
1 u |
4 u |
1 u |
Cost of 1 tarts |
$1.50 |
$1.90 |
$1.80 |
Total Value |
1.5 u |
7.6 u |
1.8 u |
Mocca tarts : Cheese tarts : Apple tarts
1 : 4 : 1
Total amount earned from selling all the tarts
= 1.5 u + 7.6 u + 1.8 u
= 10.9 u
10.9 u = 218
1 u = 218 ÷ 10.9 = 20
Number of cheese tarts
= 4 u
= 4 x 20
= 80
Answer(s): 80