One day Jenifer meets the Lion and the Tiger in the Forest of Forgetfulness. She knows that the Lion lies on Mondays, Tuesdays, and Wednesdays, and tells the truth on the other days of the week. The Tiger, on the other hand, lies on Thursdays, Fridays, and Saturdays, but tells the truth on the other days of the week. Now they make the following statements to Jenifer:

Lion: Yesterday was one of my lying days.

Tiger: Yesterday was one of my lying days too.

What day is it?

If in a car race, the man who came two places in front of the last man finished one ahead of the man who came fifth, how many contestants were there?

Can you place three balls such that the equation shown in the picture holds true?

A man has a barrel filled with oil that weighs 100 pounds, and then he puts something into it. Now the barrel weighs less than 100 pounds. What did he put in the barrel?

As easy as you can get into me, it is as hard to get out of me.

Do you know what I am?

I make two people out of one. What am I?

Replace the question mark in the picture below.

Nine marbles are arranged in the image below. Can you slide two marbles to form a square?

What is at the end of a rainbow?

Out of four images which one is the odd one out?