Question

Which of the following number is an odd integer contains the digit 5, is divisible by 3 and lies between the square of 12 and 13?

Answer 1

Answer:

12.15.........................................

Answer 2

Answer:

So 1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, and so on, are all square numbers. A more formal definition: A square number is a number of the form (or n2), where n is any whole number.