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?
Find the next number in the series below 21 32 54 87 131 ?
I look at you, you look at me I raise my right, you raise your left. What am I?
'S' refers to the number of seconds in a day and 'H' refers to the number of hours in ten years. Which quantity out of these two is greater?
The following "Brain Bat" means Slow Down. S L O W Using the same logic, can you tell us what does the following Brain Bat means ? E V I G
Given that (78)^9 = 6 And (69)^4 = 11 Can you find out (99)^2 =? (Note: This is Logical, not Mathematical)
Who always enjoys poor health?
Take away the whole and some still remain. What is it?
If two's company, and three's a crowd, then whats four and five ?
That attorney is my brother, testified the accountant. But the attorney testified he didn't have a brother. Who is lying?
You measure my life in hours I serve you by expiring I vanish faster when I am thin and slower when I am thick The wind is my energy What am I?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.