What is the least number to be added to 4400 to make it a perfect square? a)64. b)89. c)72. d)44.
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no is given 4400 SO TRICK IS MULTIPLY THOSE NUMBER WHICH ARE ACCURATE TO NUMBER
65×65
BUT BY THIS WE FOUND 69×69 = 4489 AND IT IS ONLY 89 LESS SO OPTION IS B 89 OK
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