You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?

What can run but never walk, have a mouth that never speaks, have a head that never weeps, and have a bed but never sleeps?

An express train takes 3 seconds to enter the tunnel which is 1 km long.
If it is travelling at 120 km an hour, how long will it take to pass completely through the tunnel?

Find the next number in the sequence

1, 2, 6, 21, 88, __?

Count the number of balls in picture below:

The captain of a ship is telling you an interesting story and then poses a question. He says, “I have travelled the oceans far and wide. One time, two of my sailors were standing on opposite sides of the ship. One was looking west and the other one east. And at the same time, they could see each other clearly. Can you tell me how that was possible?”

Things are just as they seem, right? Well, check again.
Can you count the number of tigers in this picture ?

Can you name three consecutive days without using the words Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, or Sunday?

I have no life, but I can die. What am I?

Which of the below owl is odd one out?