math
posted by David .
In a movie theater, Theater A has 30 seats in the first row. Each next row has 4 more seats in it than the previous row has.
1) How many seats are in the 4th row?
2) Is there a row with exactly 60 seats in it? Explain.
3) Theater B has 40 seats in the first row and each row has 4 more seats than the previous row. If both Theater A and Theater B has 25 rows, how many more seats does Theater B have in it than theater A?
PLZ HELPCANNOT FIGURE THIS OUT.

1) 30, 34, 38, 42
2) . . 46, 50, 54, 58, 62
You try number 3.