R. D. Sharma Solutions for Chapter: Squares and Square Roots, Exercise 1: EXERCISE

Which of the following numbers are perfect squares?

$11,12,16,32,36,50,64,79,81,111,121$

Using prime factorization method, find which of the following numbers are perfect squares?

$189, 225, 2048, 343, 441,2961,11025, 3549$

By what number should each of the following numbers by multiplied to get a perfect square in each case? Also find the number whose square is the new number.

$8820$

By what number should each of the following numbers by multiplied to get a perfect square in each case? Also find the number whose square is the new number. 

$3675$

Find the greatest number of two digits which is a perfect square.

Find the least number of three digits which is perfect square.

Find the smallest number by which$4851$ must be multiplied so that the product becomes a perfect square

Find the smallest number by which $28812$ must be divided so that the quotient becomes a perfect square.