Try another version of this question Box 1: Enter your answer as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 2^3, 5+4)
Determine the seating capacity of an auditorium with 10 rows of seats
if there are 20 seats in the first row, 26 seats in the second row,
32 seats in the third row, 38 seats in the forth row, and so on.
Total number of seats =
Enter DNE for Does Not Exist, oo for Infinity 470