By Addition 92 number of seats we find in the Auditorium.
What is Addition?
The addition is taking" two or more numbers and adding them together".
According to the question,
Total number of rows = 40
Number of seats in first row = 20
Each row has 2 more seats than the row before.
Number of seats in second row = 22
Number of seats in third row = 24
Number of seats in fourth row = 26
Total number of seats in first row, second row, third row, fourth row = sum of all seats.
= 20 + 22 + 24 + 26
=92.
Hence, By Addition 92 number of seats we find in the Auditorium.
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