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Fudgin [204]
2 years ago
8

There are 28 seats in the front row of a theater each successive row contains two more seats than th

SAT
1 answer:
Vinvika [58]2 years ago
8 0

Answer:

74

Explanation:

28+2*(24-1)= 74

Given:- There are 28 seats in the front row of theater

Number of rows=24

To find:- The number of seats in the last row.

Use the formula to find the 24th term of this sequence.

Also each successive row has two more seats. This difference is same for the whole theater.

So, this forms an arithmetic sequence.

a1=21

D=2

We need to find number of seats in 24th row; which is given by a24



We use the formula for it

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