Question 447238
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30% of the tickets sold by a movie theater were children's tickets at $4 ea. 
The rest of the tickets were sold at the full price of $8.50 ea. 
The theater collected $252 for the children's tickets. How many tickets did they sell in all?
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The theater collected $252 for the children's tickets.

So, the number of children tickets was  {{{252/4}}} = 63.


Thus, 63 tickets were 30% of all sold tickets.

It means that the total number of tickets sold was  {{{63/0.3}}} =210.


<U>ANSWER</U>.  The total numbers of tickets sold was 210.
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Solved.



In this problem, the information about the adult tickets price is excessive: it is not used in the solution.