Solution
Divisibility rule of 11 :
sum of digits in odd place should be equal to sum of digits in even place or their difference should be a multiple of 11.
here ,sum of digits in odd place is(P+1)
and sum of digits in even place is 3+7=10.
So, P would get minimum value only when
P+1=10 or, P=9.
D is correct choice.
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