Math

One seat in an auditorium is broken. It is in the 3rd row from the front of the auditorium and in the 18th row from the back of the auditorium. There are 12 seats to its left and 17 seats to its right. If every row has the same number of seats, what is the total number of seats in that auditorium?

asked by Calvin
  1. 12...x...17
    so each row has 30 seats

    Now do the same idea to get the number of rows.

    posted by Steve
  2. 600

    posted by Anonymous
  3. 600

    posted by John

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