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A conference hall, the number of seats in each row is 10 fewer than the number of rows. The number of seats in the hall are 600. Find the number of seats in each row.

Bipin Jung Thakuri , 6 Years ago
Grade 11
anser 1 Answers
Rekha Vinaya G

Last Activity: 6 Years ago

let no. of seats = x, no. of rows=y
given x=y-10  => y=x+10
total no. of seats = xy = x(x+10)
x2+10x=600
on solving, x=20

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