A mile-long train is moving at sixty miles an hour when it reaches a mile-long tunnel. How long does it take the entire train to pass through the tunnel?

What is red and smells like blue paint?

Why is 6 afraid of 7?

In the addition below, all digits have been replaced by letters. Equal letters represent equal digits and different letters represent different digits.
ABCABA
BBDCAA
ABEABB
ABDBAA
------- +
AAFGBDH
What does the complete addition look like in digits?

I go up and I go down.
I go up towards the beautiful sky and down toward the green ground.
I am present tense.
I am past tense too
Children love me.

Who Am I?

I was speeding and ran through a stop sign, yet two traffic officers who were there do nothing about it.

why?

Replace the letters of words with a number so that the below equation holds true

BASE +
BALL
---------
GAMES
----------

You and your two friends are working in a multinational company. How can you three find out the average salary of you all without disclosing your own salary to the other two?

What is the word or phrase?

Can you find out the total number of triangles in the given figure?