If,
9 * 8 * 7 = 65
8 * 7 * 6 = 50
7 * 6 * 5 = 37

Find
6 * 5 * 4 = ?

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 ?

I want to fill my bucket using both cold and hot water.
I have two taps for both cold and hot water. The hot water tap fills the bucket in exact 6 hours and the cold water tap fills the bucket in exact 4 hours.
I turn both of them simultaneously but I forgot to turn off another tap which removes the water out of the bucket. This tap can empty the bucket in 12 hours.

How Long will it take to fill the bucket?

Spot what is wrong here in below Picture?

When 99 is considered higher than 100?

I have lakes with no water, mountains with no stone and cities with no buildings. What am I?

Christina has four daughters, and each of her daughters has a brother. How many children does Christina have?

Forwards I am heavy, backward I am not. What am I?

If you read clockwise, you can form a word by inserting three missing letters in the picture given below. Can you do it?

Can you think of any three-dimensional shape that comprises of exactly two surfaces?