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

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?

Andrew’s doctor gives him three pills and tells him to take one every half hour. How much time will have passed by the time Andrew’s taken all three pills?

Find The Missing Number In the Sequence.
6 25 64 ? 32 1

There is a brick of gold and a brick of iron in a boat (both 10-inch blocks), if they are both dropped into the water which will make the water level higher?

Two fathers and two sons went fishing one day. They were there the whole day and only caught 3 fish. One father said, that is enough for all of us, we will have one each. How can this be possible?

Prove that twice of ten is the same as twice of eleven.

I am quite hot but become too cold if you remove the first two letters. What am I?

Can you find the odd number in the following?

2716, 4135, 5321 and 7145

What kind of band never plays music?