Question

There are 1300 chairs in a auditorium. For a function , the chairs have to be arranged in such a way that number of rows is equal to number of columns. How many chairs would be left out from the arrangement?​

Answer 1

Answer:

4

Step-by-step explanation:

because square number nearest to 1300 is 1296

Answer 2

Answer:

Below in bold.

Step-by-step explanation:

The number of chairs to make the arrangement will be the next perfect square below 1300.

40^2 = 1600

30^2 = 900

So try 36^2

= 1296.

So 1300-1296 = 4 chairs left out.