Two guards were guarding the camp.Guard-1 was looking towards the south to make sure no threat is coming from the road.Guard-2 was looking at the north to make sure no threat is coming from the top. Suddenly Guard-1 ask the Guard-2 why he is smiling?How Guard-1 knows that Guard-2 is smiling?

I am a three digit number.
My tens digit is five more than my ones digit.
My hundreds digit is eight less than my tens digit.
What number am I?

Find the hidden tiger in the given optical illusion ?

Can you find out the remainder when 3^300 is divided by 5?

If your uncle’s sister is not your aunt, what relation is she to you?

In a competitive exam, each correct answer could win you 10 points and each wrong answer could lose you 5 points. You sat in the exam and answered all the 20 questions, which were given in the exam.
When you checked the result, you scored 125 marks on the test.

Can you calculate how many answers given by you were wrong?

Solve the following series:
AZ, GT, MN, __, YB

I have branches, but no fruit, trunk or leaves. What am I?

What does this Rebus Picture mean?

What number comes next in this sequence:
7 8 5 5 3 4 4 _