Which wheel of car does not rotate when you turn your car right?

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

I am the fastest animal but cannot climb the tree. What am I?

How can you write nineteen in a manner that if we take out one, it becomes twenty?

Can you find the least possible number such that

If the number is divided by 3, it gives the remainder of 1;
If the number is divided by 4, it gives the remainder of 2;
If the number is divided by 5, it gives the remainder of 3;
If the number is divided by 6, it gives the remainder of 4.

81 x 9 = 801. What must you do to make the this equation true?

You measure my life in hours
I serve you by expiring
I vanish faster when I am thin
and slower when I am thick
The wind is my energy
What am I?

It spends most of its day eating white, but when it’s quick enough, it gets to eat fruit and sometimes some blue things. It’s in a dark room, where the walls are blue, it runs from a ghost that roams the halls and haunts it all the time. What is it?

Who is generally closer to the kids, mom or dad?

(it's a funny riddle)

Why is 6 afraid of 7?