Nora baked mocca, strawberry and cheese biscuits. There were half as many cheese biscuits as strawberry biscuits and an equal number of cheese biscuits as mocca biscuits. The cost of each biscuit is given as shown.
1 cheese biscuit: $1.90
1 strawberry biscuit: $1.10
1 mocca biscuit: $1.30
If she collected $270 from selling all the biscuits, how many strawberry biscuits were there?
|
Cheese |
Strawberry |
Mocca |
Ratio of biscuits |
1 u |
2 u |
1 u |
Cost of 1 biscuits |
$1.90 |
$1.10 |
$1.30 |
Total Value |
1.9 u |
2.2 u |
1.3 u |
Cheese biscuits : Strawberry biscuits : Mocca biscuits
1 : 2 : 1
Total amount earned from selling all the biscuits
= 1.9 u + 2.2 u + 1.3 u
= 5.4 u
5.4 u = 270
1 u = 270 ÷ 5.4 = 50
Number of strawberry biscuits
= 2 u
= 2 x 50
= 100
Answer(s): 100