Question 95

In an auditorium, the number of rows is equal to the number of chairs in each row. If there are 5184 chairs in total. how many rows are there?

Solution

Let the number of rows be x.

A stated in question,

No.of rows$$ =$$ No.of chairs

Total Chairs $$ = 5184$$

So,

$$x^2=5184$$

$$x= \sqrt{5184}$$

$$x=72$$

So the no.of rows$$=72$$

Option D is correct.


Create a FREE account and get:

  • Download RRB Study Material PDF
  • 45+ RRB previous papers with solutions PDF
  • 300+ Online RRB Tests for Free

cracku

Boost your Prep!

Download App