Question
A group of 30 adults and children went to a concert hall. Each adult ticket cost $8 and each child ticket cost $4. The group paid a total of $200 for the tickets. How many adults went to the concert hall?
4 m

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A group of 30 adults and children went to a concert hall. Each adult ticket cost $8 and each child ticket cost $4. The group paid a total of $200 for the tickets. How many adults went to the concert hall?