Place the numbers from 1 to 9 in the circles in a manner that each side of the triangle sums up to 17.

The person who makes it has no need for it. He who purchases it does not use it. The person who does use it does not know they are. What is it?

I am looking for a word that change both gender and number when i add the letter 'S'.

What Word am I Looking For ?

We have shown you a regular water barrel as below. Without using any measuring device can you check if the barrel is more than half-filled or less than half-filled?

Sharpest vision can find the lamp in the desert. Are you one of them? Test your observation skills now!

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

The world's largest Thanksgiving turkey was on display at a fair. Everyone was admiring it when suddenly a woman ran up and shot the turkey and left. Everyone knew her yet nobody made any attempts to stop or report her. Why?

Can you find the largest Three-digit number whose sum is 14 and whose square is less than 5,00,000?

Speaking of rivers, a man calls his dog from the opposite side of the river. The dog crosses the river without getting wet, and without using a bridge or boat. How?

An octopus has 8 legs. A hippogriff has 6 legs and 2 pairs of wings. A sphinx has 6 legs and one pair of wings. Now we have all 3 kinds and a total of 18 insects in a cage. We have a total of 118 legs and 20 pairs of wings. How many insects do we have of each kind?