Question
Xuan baked apple, strawberry and blueberry cookies. There were one-quarter as many blueberry cookies as strawberry cookies and an equal number of blueberry cookies as apple cookies. The cost of each cookie is given as shown.

1 blueberry cookie: $1.90
1 strawberry cookie: $1.50
1 apple cookie: $1.50

If she collected $141 from selling all the cookies, how many strawberry cookies were there?
3 m

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Xuan baked apple, strawberry and blueberry cookies. There were one-quarter as many blueberry cookies as strawberry cookies and an equal number of blueberry cookies as apple cookies. The cost of each cookie is given as shown.

1 blueberry cookie: $1.90
1 strawberry cookie: $1.50
1 apple cookie: $1.50

If she collected $141 from selling all the cookies, how many strawberry cookies were there?