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24 August, 14:04

A cinema has a total of 63 seats in a rectangular grid. It currently has 9 rows, each with an equal number of seats. How many total seats will it have if it adds two seats per row?

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Answers (2)
  1. 24 August, 15:06
    0
    81 seats.

    Step-by-step explanation:

    Each of the current 9 rows have 63 / 9 = 7 seats.

    So adding 2 to each row gives 9 seats per row.

    Therefore the new total number of seats = 9*9 = 81.
  2. 24 August, 17:21
    0
    77 seats in total

    Step-by-step explanation:

    7 rows of 9 so you add 2 more seats per row so you are adding 14 seat in total so 63 + 14
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