Hazel baked durian, strawberry and blueberry scones. There were one-fifth as many blueberry scones as strawberry scones and an equal number of blueberry scones as durian scones. The cost of each scone is given as shown.
1 blueberry scone: $1.60
1 strawberry scone: $1.40
1 durian scone: $1.40
If she collected $170 from selling all the scones, how many strawberry scones were there?
|
Blueberry |
Strawberry |
Durian |
Ratio of scones |
1 u |
5 u |
1 u |
Cost of 1 scones |
$1.60 |
$1.40 |
$1.40 |
Total Value |
1.6 u |
7 u |
1.4 u |
Blueberry scones : Strawberry scones : Durian scones
1 : 5 : 1
Total amount earned from selling all the scones
= 1.6 u + 7 u + 1.4 u
= 10 u
10 u = 170
1 u = 170 ÷ 10 = 17
Number of strawberry scones
= 5 u
= 5 x 17
= 85
Answer(s): 85