John buys rice at Rs.60/kg from Britain and then sells them at Rs.5/kg in India. As a result of this, he becomes a millionaire. How come?

What will be the best approach to finding all the prime numbers less than 75 that leave an odd reminder when we divide them with 5?

I live in a bowl. I can swim. I have a tail. I also have fins and big eyes. What am I?

Which digit occurred maximum times between the number 1 and 1000?

Today, I celebrated my 32nd birthday but I was born in 1972.
How is this possible?

Jim and Sarah are in a long-distance relationship. Jim buys an engagement ring for Sarah and wants to mail it to her. Unfortunately, the only way to ensure the ring will be received is to place a lock on the package. Jim has locks and Sarah has locks, but neither has keys for each other’s locks. How can they make sure the ring isn’t stolen?

15 caves are arranged in a circle at the temple of doom. One of these caves has the treasure of gems and wealth. Each day the treasure keepers can move the treasure to an adjacent cave or can keep it in the same cave. Every day two treasure seekers visit the place and have enough time to enter any two caves of their choice.

How do the treasure seekers ensure that they find the treasure in the minimum number of possible days?

Look at the picture and find out which square is not linked with any of the other squares.

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

A man is found dead with a knife in his back When the investigation is done. A chair lays beside him and the forensic team finds moisture around the body.

If he committed suicide, how did he do it?