Min baked blueberry, cream and pandan biscuits. There were half as many pandan biscuits as cream biscuits and an equal number of pandan biscuits as blueberry biscuits. The cost of each biscuit is given as shown.
1 pandan biscuit: $1.10
1 cream biscuit: $1.10
1 blueberry biscuit: $1.50
If she collected $216 from selling all the biscuits, how many cream biscuits were there?
|
Pandan |
Cream |
Blueberry |
Ratio of biscuits |
1 u |
2 u |
1 u |
Cost of 1 biscuits |
$1.10 |
$1.10 |
$1.50 |
Total Value |
1.1 u |
2.2 u |
1.5 u |
Pandan biscuits : Cream biscuits : Blueberry biscuits
1 : 2 : 1
Total amount earned from selling all the biscuits
= 1.1 u + 2.2 u + 1.5 u
= 4.8 u
4.8 u = 216
1 u = 216 ÷ 4.8 = 45
Number of cream biscuits
= 2 u
= 2 x 45
= 90
Answer(s): 90