Hazel baked pandan, blueberry and strawberry cookies. There were one-fifth as many strawberry cookies as blueberry cookies and an equal number of strawberry cookies as pandan cookies. The cost of each cookie is given as shown.
1 strawberry cookie: $1.20
1 blueberry cookie: $1.40
1 pandan cookie: $1.40
If she collected $240 from selling all the cookies, how many blueberry cookies were there?
|
Strawberry |
Blueberry |
Pandan |
Ratio of cookies |
1 u |
5 u |
1 u |
Cost of 1 cookies |
$1.20 |
$1.40 |
$1.40 |
Total Value |
1.2 u |
7 u |
1.4 u |
Strawberry cookies : Blueberry cookies : Pandan cookies
1 : 5 : 1
Total amount earned from selling all the cookies
= 1.2 u + 7 u + 1.4 u
= 9.6 u
9.6 u = 240
1 u = 240 ÷ 9.6 = 25
Number of blueberry cookies
= 5 u
= 5 x 25
= 125
Answer(s): 125