I have a clock(12-hour format) and both the needles of the clock overlap at 12:00. After how much time, they will overlap again?
Can you count the number of quadrilaterals in the picture below?
Edward James went for tiger hunting. It was not his lucky day. He got six tigers without heads, nine tigers without the tail and eight cut in two halves. How many tiger did he hunted ?
Can you find out the next digit in the following series ? 0, 0, 1, 3, 2, 6, 3, 9, 4, 12, 5, ?
You see me once in June, twice in November, and not at all in May. What am I?
On rolling two dices (six-sided normal dice) together, what is the probability that the first one comes up with a 2 and the second one comes up with a 5?
Double it and multiply it by 4. Then divide it by 8 and you’ll have it once more. What number is it?
Why is 6 afraid of 7?
John buys rice at Rs.60/kg from Britain and then sells them at Rs.5/kg in India. As a result of this, he becomes a millionaire. How come?
You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?
I have an eye but still cannot see. Who am I?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.
