On a magical land of Mexico , all the animal in the land are rational.

There are 10 tigers and one goat.
Tiger can eat goat but since it's a magical land , the tiger who eats the goat , turns into goat and then can be eaten by the remaining tiger(s).

If we leave them for some time then how many goat and tiger will be there , when we come back ?

There are 3 apples in the basket and you take away 2. How many apples do you have now?

Luis Garavito killed Density x Volume.

Who is Luis Garavito ?

We know that the number 7 is the prime followed by a cube. Which next number is also a prime followed by a cube?

When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?

Complete the following series. It.s very logical:

1, 4, 5, 6, 7, 9, 11, __?

In 1990, a person is 15 years old. In 1995, that same person is 10 years old. How can this be?

Find the missing number in the sequence below:

This is a simple one. You just have to count the number of Fs in the given sentence.

Finished Files are the result of years of scientific study combined with the experience of years.

How many did you count?

I go up and I go down.
I go up towards the beautiful sky and down toward the green ground.
I am present tense.
I am past tense too
Children love me.

Who Am I?