You have to fill the below given grid in a manner that every row and column contains the digits 1 to 6. Also, make sure that the squares that are connected with each other must contains the same digit.

A bomb exploded in a room full of married couples and no one died. How?

Considering the below equation:

V + II - VI = 10
IV - X + VIII = 20
IV - VII + VI = 30

Then, I + II + III = ?

Baseball bat and ball cost $100. If the bat cost $99 more than the ball, what is the cost of each?

The more you take me, the more you leave me behind.
Who Am I?

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)

The square root of number 121 is "11". What is the square root of the number "12345678987654321."?

I possess a head

I flaunt a tail

But I don't have mouth or legs

Can you find out who I am?

If you’ve got me, you want to share me; if you share me, you haven’t kept me. What am I?

John was running from 40 thieves. John has got 3 gold boxes which weigh as 4kg, 2kg, and 1kg respectively. A witty man asked John to stay with him for seven days in exchange for 1kg gold per day. John needs to stay there for seven days and also do not want to give the witty man any advance. How can John pay for his seven days stay?