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

1 blueberry cookie: $1.10
1 coffee cookie: $1.30
1 banana cookie: $1.20

If she collected $150 from selling all the cookies, how many coffee cookies were there?
3 m

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

1 blueberry cookie: $1.10
1 coffee cookie: $1.30
1 banana cookie: $1.20

If she collected $150 from selling all the cookies, how many coffee cookies were there?