How can a man go eight days without sleep?

What does the below rebus riddle means?

Can you find a seven digit number which describes itself. The first digit is the number of zeros in the number. The second digit is the number of ones in the number, etc. For example, in the number 21200, there are 2 zeros, 1 one, 2 twos, 0 threes and 0 fours.

That attorney is my brother, testified the accountant.

But the attorney testified he didn't have a brother.

Who is lying?

What country can make you shiver?

Count the number of times the letter "F" appears in the following paragraph:

FAY FRIED FIFTY POUNDS OF
SALTED FISH AND THREE POUNDS
OF DRY FENNEL FOR DINNER FOR
FORTY MEMBERS OF HER FATHER'S FAMILY.

Can you calculate the probability of getting a sum of six when a dice is thrown twice?

John needs to purchase 100 chocolates from three different shops and he has exactly 100 rupees to do that which he must spend entirely. He must buy at least 1 Chocolate from each shop.

The first shop is selling each chocolate at 5 paise, the second is selling at 1 rupee and the third is selling at 5 rupees.

How many chocolates should he buy from each shop?

Identify the 10 differences between the two given pictures.

Can you count the number of seconds in a year?

Clue: You need to bother about calculation.