Question

A large hall has a capacity of 1200 seats. If the number of rows is equal to thrice the number of seats in each row, then find the number of seats in each row.

Answer 1

Answer:

let the number of rows be x

and number of seats=3x

So,

3x × x =1200

3x2=1200

x2=1200/3

=400

x=20

Answer 2

Answer:

20.

Step-by-step explanation: