Doctor Alex and a bus driver John are both in love with the same woman named Olivia. The bus driver need to go for a long trip of 10 days, Before he left he gave Olivia 10 apples.

Considering the below equation:

V + II - VI = 10
IV - X + VIII = 20
IV - VII + VI = 30

Then, I + II + III = ?

An office is divided into 8 cubicles. How many of the cubicles are painted if only 1/8 of the cubicles are painted?

Solve the puzzle by telling what does below picture means.

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

A seven-year-old kid challenged his classmates that he can make the number one disappear by adding something to it.

How can he do that?

Two boys wish to cross a river. The only way to get to the other side is by boat, but that boat can only take one boy at a time. The boat cannot return on its own, there are no ropes or similar tricks, yet both boys manage to cross using the boat.

How?

You can hear me, but you can't touch or see me.

What am I?

Why is it very easy to weigh a fish?

There is one thing that goes round the house and also inside the house but never even share a brief touch. What is it?