Discussion of Question with ID = 045 under Deductive-Reasoning

This is the discussion forum for this question. If you find any mistakes in the solution, or if you have a better solution, then this is the right place to discuss. A healthy discussion helps all of us, so you are requested to be polite and soft, even if you disagree with the views of others. The question and its current solution has also been given on this page.

Advertisement

Question

  1. Mohit said, "Arsh and I both have dogs."
  2. Arsh said, "I don't have a dog."
  3. Mohit always tells the truth, but Arsh sometimes lies.

If the first three statements are facts, which of the following statements must also be a fact?

  1. Arsh has a dog.
  2. Mohit has a dog.
  3. Arsh is lying.
A

I only.

B

II only.

C

II and III only.

D

I, II and III all of them.

Soln.
Ans: d

If Mohit always tells the truth, then both Arsh and Mohit have dogs, and Arsh is lying.


Comments and Discussion