What mathematical symbol can be put between 5 and 9, to get a number bigger than 5 and smaller than 9?

What number comes next in the series?

5 15 5 18 5 24 14 20 _

A shepherd had 18 sheep, out of which, all but ten died.

Can you tell us how many sheep was he left with?

Things are just as they seem, right? Well, check again.
Can you count the number of tigers in this picture ?

Two boys wish to cross a river. The only way to get to the other side is by boat, but that boat can only take one boy at a time. The boat cannot return on its own, there are no ropes or similar tricks, yet both boys manage to cross using the boat.

How?

I had an infinite supply of water and 5 litres and 3 litres jars.

How would you measure exactly 4 litres in the least number of steps?

Cristina leaves home and then she makes exactly 3 left turns and returns home where she found 2 girls wearing the mask.

Who are these two masked girls?

What does this Rebus Picture means ?

What is the largest number you can write with just 3 digits?

Identify the 10 differences between the two given pictures.