Question

A local civic theater has 22 seats in the first row and 21 rows in all. Each successive row contains 3 additional seats. How many seats are in the civic theater?

Answer 1

22, 25, 28, 31, 34, ...

Answer 2

thats the no. of seats based on rows

Answer 3

21st row will have 22 + (20)3 = 82 seats

Answer 4

22, 25, 28, ... , 82