Question

“If p then q” is true when _______________

(a) p => q

(b) q => p

(c) p => not q

(d) both p => q and q => p

This question was addressed to me by my school principal while I was bunking the class.

I want to ask this question from Mathematical Reasoning topic in chapter Mathematical Reasoning of Mathematics – Class 11

Answer 1

Correct answer is (d) both p => q and q => p

Easy explanation: If p then q statement will be true if-

If p is true then q must be true and if q is true then p must be true.