You are mixing a mixture of cement and Sand with five gallons of water. You have a garden hose giving you all the water you need. The problem is that you only have a four-gallon bucket and a seven-gallon bucket and neither has graduation marks. Find a method to measure five gallons.

Why do people go to bed?

Find the next number in the sequence

5 12 24 36 ?

How many times can you subtract the number two from the number fifty?

By using 'because' continuously three times, can you make an English statement ?

Many have heard it, but nobody has ever seen it, and it will not speak back until spoken to. What is it?

In the given figure, you can see that four match sticks are used to form a square. Can you form five squares by using six matches?

A rain drop fell from one leaf to another leaf and lost 1/4th of its volume. It then fell to another leaf and lost 1/5th of the volume. It again fell on another leaf and lost 1/5th of the volume.



This process kept repeating till it fell on the last leaf losing 1/75th of its volume.



Can you calculate the total percentage of loss from the initial volume when the drop has fallen to the last leaf accurate up to two decimal places?

Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

I inserted a coin in a bottle and closed its mouth with the help of a cork. Now, I was able to take the coin out from the bottle without taking out the cork or breaking the bottle. Can you tell me how I did it?