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Among A,B and C there is one liar and th...

Among A,B and C there is one liar and the other two are truth tellers. Who is the liar ?
I A said, B speaks truth ''
II. C said, ''A is liar''

A

If the question can be answered using statement I alone.

B

If the question can be answered using statement II alone.

C

If the questions can be answered using I and II together but not using I or II alone

D

If the question cannot be answered even using I and II together.

Text Solution

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The correct Answer is:
A
Using statement I alone , if A is a trugth teller, B is also a truth teller, house C will be the llar.
If A is a liar, B also has to be llar. But there In only one llar. Hence A and B are truth tellers and C is the llar.
Statements I alone is sufficient,
Using statement II alone if C is a trugh teller, A is the liar. If C is a lar A and B are truth tellers. Hence A or C may e the Ear. Statement II alone is not sufficient.
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