In The 1st month of this year(the year 2013), I noticed that the date 13-1-13 (13 January 2013) is special.

This date is special as:

Date * Month = Year.

Can you figure out which year of this century has a maximum number of such dates?

Identify the 10 differences between the two given pictures.

13 decks of cards have been mixed. What is the minimum number of cards that must be taken out from the above-mixed cards to guarantee at least one 'four of a kind?

There is one thing that goes round the house and also inside the house but never even share a brief touch. What is it?

Analyze and find the missing item in the sequence:
16, 06, 68, 88, __, 98

Can you name some countries which do not have the alphabet 'A' in them?

Can you make four (4) nines (9) equal 100?

Below is the sum of symbols in each row and column in the figure. Analyzing the figure, can you find out the value of the symbols?

Can you find a pattern and the missing number in the series given below?

100, 155, 258,? , 584, 819.

If we tell you that there is a relation between the numbers and letters in the given figure, can you analyze it and find the missing letter in the last box?