Question

If p2 is divisible by 7 then p is divisible by 7 ?

Answer 1

21% because first 100 ka 10% and next 110 ka 10%

Answer 2

If p2 is divisible by 7 then p is divisible by 7 ?

Yes P is divisible 7
but only if P is the multiple of 7.

Hope that answers your question.