It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

Why do people go to bed?

If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?

You are stuck on an island where you have nothing. You find four pieces of paper somewhere on the island. What will be your strategy to escape from the island safely?

PS: No other resource is available to you on the island, neither can you build anything.

The two towns are exactly 100 km apart. John leaves City A driving at 30 km/hr and Jacob leaves City B half an hour later driving at 60 km/hr. Who will be closer to City A when they meet?

With the help clues provided in the image, can you find the 5 digit key?

I have branches, but no fruit, trunk or leaves. What am I?

Find the next number in the following series:
6, 14, 26, 98, __?

I know there are two methods by using three time the same number with a plus(+) operator , you can make sum as 60.

One of them is 20+20+20.

whats the other way ?

Keyboard words are not in alphabetical order, Why?