Raeann baked pandan, strawberry and mocca biscuits. There were one-fifth as many mocca biscuits as strawberry biscuits and an equal number of mocca biscuits as pandan biscuits. The cost of each biscuit is given as shown.
1 mocca biscuit: $1.70
1 strawberry biscuit: $1.20
1 pandan biscuit: $1.70
If she collected $282 from selling all the biscuits, how many strawberry biscuits were there?
|
Mocca |
Strawberry |
Pandan |
Ratio of biscuits |
1 u |
5 u |
1 u |
Cost of 1 biscuits |
$1.70 |
$1.20 |
$1.70 |
Total Value |
1.7 u |
6 u |
1.7 u |
Mocca biscuits : Strawberry biscuits : Pandan biscuits
1 : 5 : 1
Total amount earned from selling all the biscuits
= 1.7 u + 6 u + 1.7 u
= 9.4 u
9.4 u = 282
1 u = 282 ÷ 9.4 = 30
Number of strawberry biscuits
= 5 u
= 5 x 30
= 150
Answer(s): 150