Compute the following:
2 answers:
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Answer:
1078
Step-by-step explanation:
Total no of rows (n) = 22
Since, 18, 20, 22 ..... forms an arithmetic sequence with first term (a) = 18 and common difference (d) = 2.
We need to find: Total no of seats in the theatre
Formula to be used:
Plug the values of a, d and n in the above formula, we find:
Thus, there are total 1078 seats in the theatre.