Jean baked cheese, pandan and banana biscuits. There were half as many banana biscuits as pandan biscuits and an equal number of banana biscuits as cheese biscuits. The cost of each biscuit is given as shown.
1 banana biscuit: $1.50
1 pandan biscuit: $1.40
1 cheese biscuit: $1.70
If she collected $180 from selling all the biscuits, how many pandan biscuits were there?
|
Banana |
Pandan |
Cheese |
Ratio of biscuits |
1 u |
2 u |
1 u |
Cost of 1 biscuits |
$1.50 |
$1.40 |
$1.70 |
Total Value |
1.5 u |
2.8 u |
1.7 u |
Banana biscuits : Pandan biscuits : Cheese biscuits
1 : 2 : 1
Total amount earned from selling all the biscuits
= 1.5 u + 2.8 u + 1.7 u
= 6 u
6 u = 180
1 u = 180 ÷ 6 = 30
Number of pandan biscuits
= 2 u
= 2 x 30
= 60
Answer(s): 60