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In a school a...

Question

In a school auditorium $640$ seats are arranged in $32$ rows. How many seats are there in one row?

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Solution

Find the number of seats in one row:
Number of seats $=$ $640$
Number of rows $=$ $32$
Number of seats in a row $=$ $640 \div 32$ ( Closure property of division)
$= 20$
Hence, there are $20$ seats in a row.

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