question_answer

If it is possible to form only one three digit number which is a perfect square of a two digit number from the second, the sixth and the seventh digits of the number 76483912 using each digit only once. The second digit of that number is your answer. If no such number can be formed, your answer is '0' and if more than one such number can be formed, your answer is '5'.

A) 5                                 

B) 0

C) 1                                 

D) 6

Correct Answer: A

Solution :

Let us see

Perfect square number to be formed are as follows

\[\therefore \]Number of perfect square numbers=3

So, the required answer is '5'.