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Question

Find the square root by guessing the units and tens digit:
2116

  1. 46
  2. 50
  3. 52
  4. 58

A
46
B
50
C
52
D
58
Solution
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The correct option is A 46
Its unit digit is 6 and tens digit is 1

For unit digit 6 , there are two possibilities either the square root end with 6 or 4

And according to options 46 is the correct option

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