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 thecivic theater

Answer 1

Average number of seats per row: (22 + 82)/2 = 52
(row 1 + row 21)

Answer 2

Number of seats = avg x rows: 52 x 21 = 1092

Answer 3

So 1092 is your answer

Answer 4

How did you get 82?

Answer 5

Row 1 has 22 seats right? and so when you add 3 21 times you get 82 seats in 21

Answer 6

82 is the number of seats that row 21 has

Answer 7

do you understand @awhite23

Answer 8

yes! thank you

Answer 9

No prob :)