math (plz help)

posted by .

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?

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 seats does Theater B have in it than Theater A?

ANSWERS MUST SHOW ALL WORK IN ORDER TO GET CREDIT. THANKS.

  • math (plz help) -

    Please check the first two Related Questions below.

  • math (plz help) -

    1. 46 seats...... 30+4+4+4+4
    2. No the 8th row has 62 seats and the 7th row has 58
    (30+4+4+4+4+4+4+4+4)
    3.THeater B has 145 seats....
    (40+25 4's)
    hope that helped

  • math (plz help) -

    1. 46 because a1=30 a2=34 a3=38 a4=42
    2.No the 8th row is is 58 and the 9th row is 62.
    3. 40+(25x4) = 140

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. math

    Determine the seating capacity of an auditorium with 10 rows of seats if there are 10 seats in the first row, 16 seats in the second row, 22 seats in the third row, 28 seats in the forth row, and so on ?
  2. Math

    an auditorium has 50 rows of seats. THe first row has 20 seats, the row has 21 seats, the third row has 22 seats, and so on. each row having one more seat than the previous row. How many seats are there all together?
  3. math

    In a movie theater, theater A has 30 seats in the first row. Each next row has 4 more seats in it than in the previous row has. 1) How many seats are in the 4th row?
  4. math

    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?
  5. math (plz help)

    Ms. Sue has not answered this question where all work must be shown. Plz, Ms. Sue do not answer this one again. Let someone else help me...plz. In a movie theater, Theater A has 30 seats in the first row. Each row has 4 more seats …
  6. Discrete Mathematics

    Mathematical sequences can be used to model real life applications. Suppose you want to construct a movie theater in your town. The number of seats in each row can be modeled by the formula C_n = 16 + 4n, when n refers to the nth row, …
  7. Algebra 2

    A theater has 43 seats in the first row, 47 seats in the second, and 51 seats in the third row. How many seats are there in row 17
  8. math

    find the number of seat in a theater containing 30 rows if the first row has 14 seats and each row after that has 2 more seats than the previous row
  9. math arithmetic sequence and series

    A theater has 30 seats in the first row, 33 seats in the second row, 36 seats in the third row, and so on in the same increasing pattern. If the theater has 15 rows of seats, how many seats are in the theater?
  10. Math

    An auditorium has 150 rows of seats. The first row has 15 seats, the second row has 17 seats, the third row has 19 seats, and so on, each row having two more seats than the previous row. How many seats are there together in the auditorium.

More Similar Questions