3/4 because if you multiply to get the LCM (16) it becomes 12/16 which is greater than 11/16
B is your answer.
Because 7 times 8 is 56 and 7 times 3 is 21.
With a 12% discount, 18.48 is the price per ticket (2.52 per ticket saved). In order to determine the amount of tickets, we divide the saved amount by the amount saved per ticket.
819/2.52 is 325.
There were 325 tickets purchsed.
If you mean "how to write the sum", the answer is
The result of this sum is 
, because you start from 2 on the number line and take 3 steps to the left (negative integers mean going left, positive integers mean going right)
