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Q1. Find the smallest no. by which 180 must be multiplied so that the product is a perfect square. 

(a) 2

(b) 3

(c) 5 

(d) 7 

Q2. Which of the following no. is not a perfect square? 

Q3. The Square root of 2025 is 

Q4. Find the smallest no. by which the given no must be divided so that the 2904 becomes a perfect square 

Q5. The greatest no. of two digits which is a perfect square is 

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