Replace all '*' with digits 1, 2, 3, 4, 5 and 6 to make below statement true.

* *
x *
=====
* * *

I possess a head

I flaunt a tail

But I don't have mouth or legs

Can you find out who I am?

They are the five precious gems of an everyday sort and all can be found on a Tennis Court. Who are they?

Rectify the following equality 101 - 102 = 1 by moving just one digit.

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

Spot what is wrong here in below Picture?

Remove two matchsticks to make the below equation correct.

A man has to get a fox, a chicken, and a sack of corn across a river.

He has a rowboat, and it can only carry him and one other thing.
If the fox and the chicken are left together, the fox will eat the chicken.
If the chicken and the corn are left together, the chicken will eat the corn.

How does the man do it?

A famous swimmer can swim downstream in a lake in exactly 40 minutes with the lake current.
He can swim upstream in that lake in exactly 60 minutes against the lake current.
The length of the lake is 2 km.

How long he can cover the distance of one side at a still lake with no current?

Arrange the numbers 1, 2, 3, 4, 5, 6, 7, 8 and 9 above and below the division line in a manner that the thus formed fractions equal to 1/3.

(You can use one number only once)