you only have to divide the total number of tickets by the number of concerts
number of tickets available =4560 tickets / 48 concerts=
=95 tickets/1 concert.
Answer: D.95
other way:
Total number of tickets: number of concerts *(number of tickets available/1 concert)
Data:
Total number of tickets=4560
number of concerts=48
Therefore:
4560=48(number of tickets available)
number of tickets available=4560/48=95
Answer: D.95