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?

First, think of the colour of clouds. Next think the colour of snow. Last, think of the colour of the moon. Now, what do cows drink?

I am the one who remains awake when you sleep. But I need to rest when you awake. Who Am I?

A brand new Mobile Phone was on sale at 20% as a promotional offer. By what per cent must the Mobile price be increased to sell it at the original price again?

Client Dempsey living in one of the East Coast states of the U.S. was talking to Landon Donovan, who was living in the West Coast state of the U.S.

Dempsey: What time is it?
Donovan: Wow, It is the same time here.

How is this possible?

Decode below three cipher riddles:

26 L of the A
7 D of the W
1000 Y in a M

You are given four results as below:
1111 = F
2222 = E
3333 = T
Then, can you find out how to code 4444?

A Man gave one of his sons 10 cents and another son was given 15 cents. What time is it?
Hint: Figure out the relation between time and number, is not so easy..:)

A certain street contains 100 buildings. They are numbered from 1 to 100. How many 9's are used in these numbers?

John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?