You can see three almost identical images below. Can you spot the odd one out from them?

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?

You have two jars of chocolates labelled as P and Q. If you move one chocolate from P to Q, the number of chocolates on B will become twice the number of chocolates in A. If you move one chocolate from Q to P, the number of chocolates in both the jars will become equal.

Can you find out how many chocolates are there in P and Q respectively?

Can you replace the question mark with the correct number in the below table sequence?

How many bananas can you eat if your stomach is empty?

We have four gears with below features=> Both Gear A and D has 60 teeth=> Gear B has 40 teeth=> Gear C has 20 teeth=> Every two minutes, Gear B makes 25 full turns.What is the relative speed of Gear A and Gear B?

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

Transform the word THINK into BRAIN while changing only one letter at a time in a manner that each of the word in the process is a real word!!!

What is black when you buy it, red when you use it, and gray when you throw it away?

Can you name an animal whose killing cannot be performed without spilling your own blood?