You have two rectangular wires. Both of them have property that when you light the fire from one end , it will take 60 minutes to get completely burn. However, they do not burn at consistent speed (i.e it might be possible 1st 20% burn in 50 minutes and 80% can burn in 10 minutes). So how could you measure 45 minutes ?
You are given with the following sum. Each of the letters can be decoded as a digit. If we tell you that D = 5, then can you solve it entirely? DONALD +GERALD =ROBERT
What goes up but never comes down?
Can you find out the missing number? ? 4 5 3 5 9 5 7 10 3
You are playing a game with your friend Jack. There are digits from 1 to 9. You both will take turn erasing one digit and adding it to your score. The first one to score 15 points will win the game. Would you want to play first or second? PS: The sum should be exactly 15.
Can you complete the sequence? 192, 021, 222, 324, 252, 627, 2__, 9__?
The following four words might seem abrupt to you. But you can make them meaningful by just adding vowels. RDSH GGPLNT TMT NN Hint: All of them are vegetables.
Which is faster, Heat or Cold ? Explain.
You need to climb ten stairs. At every stair, you can either take one step up or you can jump two steps up. In how many different ways you can climb 10 stairs?
A wooden log balances equally on the scales when weighed with three-quarters of a pound and three-quarters of a wooden log. Can you calculate the weight of the entire wooden log?
How can you tell a raw egg from a hard-boiled egg?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.
