Question of the day

Q :- How many perfect square numbers between 99 to 300 ?

       (a)  3                                 (b)  4
       (c)   8                                 (d)  9 


Ans :-   (c)   8   


Exp. :-   For these type of questions just remember that find perfect square 
               between the perfect square greater than 99 is 100 = 10^{2
                 and perfect square less than 300 ia = 289 = 172}

Therefore  No. lies between them are 10,11,12,13,14,15,16,17   .  

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