John is looking at Jenifer, but Jenifer is looking at Jacob. John is married, but Jacob is not.
Is a married person looking at an unmarried person ?
A bag contains 64 balls of eight different colours. There are eight of each colour (including red). What is the least number you would have to pick, without looking, to be sure of selecting 3 red balls?
Alex is stranded on an island covered in forest.
One day, when the wind is blowing from the west, lightning strikes the west end of the island and sets fire to the forest. The fire is very violent, burning everything in its path, and without intervention the fire will burn the whole island, killing the man in the process.
There are cliffs around the island, so he cannot jump off.
How can the Alex survive the fire? (There are no buckets or any other means to put out the fire)
Why is a river so rich ?
What numbers should go on the bottom line?
3 6 9 15
8 2 10 12
11 8 19 27
19 10 29 39
? ? ? ?
There's one "sport" in which neither the spectators nor the participants know the score or the leader until the contest ends.
What is it?
Can you identify the direction in which this bus is moving; left or right?
Hint: The bus is moving on the roads of London.
What is the next number in this matchsticks series riddle?
Joseph buys three kinds of chocolates for 100 rupees. The first one is priced at 5 rupees, second one at 3 rupees and third one at 0.5 rupees.
If he bought 100 chocolates in total, how many pieces do you think he bought each chocolate?
using four eights (8) and a one (1) and one mathematical symbol , create the number 100
Find the number of squares in the below picture
In the 1920s, people feared that crossword puzzles would contribute to illiteracy.