I have an apple tree , number of apple in this tree get doubles every week. On 30th week , the tree gets completely filled with apples :-) Can you tell me , on what week does my tree is half covered with apples ?
Double it and multiply it by 4. Then divide it by 8 and you’ll have it once more. What number is it?
John is the son of Jacob. So, Jacob is the_____of John's father?
Two men play a dice game involving roll of two standard dice. Man X says that a 12 will be rolled first. Man Y says that two consecutive 7s will be rolled first. The men keep rolling until one of them wins. What is the probability that X will win ?
The following alphametic has only one solution. Can you find it? ENLIST + SILENT + LISTEN = ANAGRAM PS: You may start the number from 0.
I am a five-letter word and comprises two different vowels and three same consonants. I am so strong that I can spoil your entire work. Can you find out who am I?
My cousin lives in one story house in Antarctica. His house is made the of-of sandstone. what is the color of stairs?
I possess a head I flaunt a tail But I don't have mouth or legs Can you find out who I am?
Things are just as they seem, right? Well, check again. Can you count the number of tigers in this picture ?
If an electric train is travelling south, then which way is the smoke going?
Which country gets ill every time?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.