The answer is C Kay. Got it?
The answer would be 3.4
Hope that helped : )
if I am not mistaken your answer is 92,000. I hope this helps you good luck with l=your mathematics.
Let x be the number of adult tickets sold and 84 - x be the number of children tickets.
105x + 60(84-x) = 7155
Once you find x (number of adult tickets), find the children tickets with 84 - x