Three doctors said that Bill was their brother. Bill says he has no brothers. How many brothers does Bill actually have?

An ape is trying to climb on a pole that is 60 feet high. Due to the slippery surface, the ape climbs 3 feet in a minute only to slip back 2 feet.

How much time do you think the monkey will take to reach the top of the pole?

what does the below rebus means?

Can you fill the blank with the correct number?

6 30 870 756030 _____

You need to complete the maze by entering from the entrance marked below in the figure near the yellow circle, bottom left and leaving from the exit point near the green circle, bottom middle.

Rule of Game: You can move only by exchanging green and yellow circles.

What 4-letter word can be written forward, backward or upside down, and can still be read from left to right?

Who can jump higher than a Mountain?

Find the missing number in the sequence below:

Different lights make me strange by changing me into different sizes. What am I?

Once upon a time, there was a castle on a square island. The entire island was surrounded by a 14m wide trench. The Romans had wanted to invade the castle and had brought a few wooden planks along with them to facilitate themselves in crossing the moat. The planks were however found to be only 13m long.

The Romans still managed to cross the trench. How did they do it?