Question
Kathy baked apple, blueberry and cream tarts. There were one-third as many cream tarts as blueberry tarts and an equal number of cream tarts as apple tarts. The cost of each tart is given as shown.

1 cream tart: $1.80
1 blueberry tart: $1.80
1 apple tart: $1.60

If she collected $220 from selling all the tarts, how many blueberry tarts were there?
3 m

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Kathy baked apple, blueberry and cream tarts. There were one-third as many cream tarts as blueberry tarts and an equal number of cream tarts as apple tarts. The cost of each tart is given as shown.

1 cream tart: $1.80
1 blueberry tart: $1.80
1 apple tart: $1.60

If she collected $220 from selling all the tarts, how many blueberry tarts were there?