What word begins and ends with an E, but has only one letter?

Find out the number of circles in the given picture having Illusion

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 ?

What does this simple rebus mean?

I cannot talk, but I always reply when spoken to. What am I?

What is the Surname of Barbie Doll?

Look at this sequence from top to bottom. What is the next number in the sequence?
1
11
21
1211
111221
312211

A father's child, a mother's child, yet no one's son.

Who am I?

There are three boxes which are labeled as Rs100, Rs150, and Rs200. One box contains two notes of Rs. 50. The second box contains one note of Rs50 and one note of Rs100 The third box contains two Rs. 100 notes. All boxes are labeled incorrectly.

What is the minimum number of boxes you must check in order to label all boxes correctly?

Sachin bought a car with a strange 5 digit numbered plate.The water image of the number is 78633 more than my car number. All the digits of car number are distinct.

What is the original number on number plate?