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a conference hall has 33 rows of seat. the last row contains 80 seats if each row has two fewer seats than the row behind it, how many seats are there in the first row?a.20b.18c.16d.14

Answer :

Given:

A conference hall has 33 rows of seat,the last row contains 80 seats if each row has two fewer seats than the row behind it.

There will be, 16 numbers of seats in the first row.

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