Question
How many natural numbers are there between 11² and 12²?
The correct answer is
22
11² = 121 and 12² = 144
Natural numbers between them are 122 to 143.
Count = 143 – 122 + 1
= 22
Shortcut: between n² and (n + 1)² there are 2n numbers, so 2 × 11 = 22.
Hence, 22.
Was this answer helpful?
Similar Questions
If √x = 11, what is the value of x + √x?
Which of the following is a perfect square of an even number?
Find the square root of 64009.
Important Questions from Square and Square Root
The addition of the squares of two numbers in squares is 221. What are those numbers?
Find the value of \(\sqrt{9604} \).
If (584)2 = 341056, then the value of square root of 34.1056 is:
Which one of the following numbers is not a square of any natural number?
The value of \(\sqrt{72+\sqrt{72 +\sqrt{72+.....\infty}}}\) is :
Need Expert Advice?
Upcoming Exams
Test Series
SSC
SSC Selection Post (Graduation) (Phase 12) 2025 Mock Test Series
489 Tests 5 Tests Free
5489 Attempts
4.8(317)
English, Hindi
More Questions from SSC Selection Post
