Question

suppose there were 2 types of tickets to a show . advanced and same day adviced cost $30 . same day $25. for 1 performance 45 tickets were sold on all . the ticket amount paid for them was $1275. how many tickets were sold for advanced? and how many for same day

Answer 1

30 x 30 + 25 x 15 = $1275

So,
30 tickets were sold from the $30 type, while 15 tickets were sold from the $25 type!