Nora baked apple, mocca and strawberry shortbreads. There were half as many strawberry shortbreads as mocca shortbreads and an equal number of strawberry shortbreads as apple shortbreads. The cost of each shortbread is given as shown.
1 strawberry shortbread: $1.90
1 mocca shortbread: $1.10
1 apple shortbread: $1.40
If she collected $154 from selling all the shortbreads, how many mocca shortbreads were there?
|
Strawberry |
Mocca |
Apple |
Ratio of shortbreads |
1 u |
2 u |
1 u |
Cost of 1 shortbreads |
$1.90 |
$1.10 |
$1.40 |
Total Value |
1.9 u |
2.2 u |
1.4 u |
Strawberry shortbreads : Mocca shortbreads : Apple shortbreads
1 : 2 : 1
Total amount earned from selling all the shortbreads
= 1.9 u + 2.2 u + 1.4 u
= 5.5 u
5.5 u = 154
1 u = 154 ÷ 5.5 = 28
Number of mocca shortbreads
= 2 u
= 2 x 28
= 56
Answer(s): 56