Question

There are 500 children in a school.For a function they have to stand in a manner such that the number of rows is equal to number of columns. How many children would be left out in this arrangement?

Answer 1

Answer:

16

Step-by-step explanation:

let no. of rows=no. of columns=x.

then x^2 <= 500. highest possible integral value(as children cannot be chopped into fractional parts!!) = 22

Now, 22^2=484

left out students= 500-484=16

Answer 2

Step-by-step explanation:

The answer is 16

16 students left out in this arrangement.