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.

What does this Rebus Picture means ?

We have arranged an array of numbers below. What you have to do is use any kind of mathematical symbol you know excluding any symbol that contains a number like cube root. You can use any amount of symbols but you have to come up with a valid equation for all of them.

0 0 0 = 6
1 1 1 = 6
2 + 2 + 2 = 6
3 3 3 = 6
4 4 4 = 6
5 5 5 = 6
6 6 6 = 6
7 7 7 = 6
8 8 8 = 6
9 9 9 = 6

Find the next number in the series.
1 10 24 43 67 ?

A man who was outside in the rain without an umbrella or hat didn’t get a single hair on his head wet. Why?

Irene killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?

What time is it when an elephant sits on a fence?

You have to fill the below given grid in a manner that every row and column contains the digits 1 to 6. Also, make sure that the squares that are connected with each other must contains the same digit.

I look at you, you look at me I raise my right, you raise your left. What am I?

In the given figure, move three matchsticks so that the resulting figure contains two rectangles.