What is the next number in the series? 15 29 56 108 208 ?
I am the one who remains awake when you sleep. But I need to rest when you awake. Who Am I?
What has one letter and starts with an E?
You need to arrange three 7 and mathematical symbols to form number 1?
Which number should replace the question mark?
Can you find the odd one out from the below words ? First Second Third Forth Fifth Sixth Seventh, Eighth Nine Ten Eleven Twelve.
I have teeth but i don't bite. Who Am I ?
What is the next number in this series? 4,12,84,3612....
4 fathers, 2 grand-fathers and 4 sons went to watch the movie.What is the minimum number of tickets they need to buy ?
Can you identify the famous TV character from the rebus below?
Can you count the number of children in the picture below
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.