If two's company, and three's a crowd, then whats four and five ?

Three people check into a hotel. They pay $60 for the rent of the room. After they check-in, the manager realize that the rent for the room is $55. So, he gives $5 to the bellboy and asks him to give it to them. The bellboy thinks that it will be difficult for the three people to share $5 among them and seeking the personal benefit, he pockets $2 and gives the remaining $3 to them.

Now, each person paid $20 and got back $1. In this manner, each of them paid just $19 which totals to the amount of $57. The bellboy has $2 with him and adding them, we get $59. So where is the remaining $1?

A shepherd had 18 sheep, out of which, all but ten died.

Can you tell us how many sheep was he left with?

Below is the sum of symbols in each row and column in the figure. Analyzing the figure, can you find out the value of the symbols?

Be active and find the killer in the picture Riddle below.

Can you count the number of quadrilaterals in the picture below?

John left on a horse on Thursday , was gone for two days, and came back on Thursday after completing his work. How did that happen?

What goes through cities and fields, but never moves?

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?

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?