You have two buckets of 11 liters and 6 litres.
How can you measure exactly 8 litres?

There are 2 people near the river and both of them want to get on the other side. The boat can only take one of them. But they got across.
How?

Replace the question mark with the correct number below.

Can you find out the missing number in the grid?

Which is Odd One Out and why?

4377

3954

9862

8454

9831

Usually, a boxing match consists of twelve rounds. In a particular friendly match between two heavyweights, the match was finished in the ninth round itself as one of the boxers knocked out the other one.

But, in that fight, no man threw even a single punch.

How can this be possible?

I am thinking of a five-digit number such that:
The first and last digits are the same, their submission is an even number and multiplication is an odd number and is equal to the fourth number. Subtract five from it and we obtain the second number. Then divide into exact halves and we get the 3rd number.

What number I am thinking of?

A tree doubled in height each year until it reached its maximum height over the course of ten years. How many years did it take for the tree to reach half its maximum height?

What 4-letter word can be written forward, backward or upside down, and can still be read from left to right?

Find The Next Number in this series.
1, 2, 6, 42, 1806 ?