During an experiment, a guy throws a bouncy ball from a 100 feet tall building. The ball has a specific characteristic. Every time it hits the ground, it bounces up halfway.
How many bounces do you think the ball will make before it comes to a stop ?
What goes up but never comes down?
There is a box in which distinct numbered balls have been kept. You have to pick two balls randomly from the lot.
If someone is offering you a 2 to 1 odds that the numbers will be relatively prime, for example
If the balls you picked had the numbers 6 and 13, you lose $1.
If the balls you picked had the numbers 5 and 25, you win $2.
Will you accept that bet?
A certain street contains 100 buildings. They are numbered from 1 to 100. How many 9's are used in these numbers?
Take number 1000 and then add 20 to it.
Now add 1000 one more time.
Now add 30.
Now add 1000 one more time.
Now add 40.
Now add 1000 one more time.
Now add 10.
What is the total?
Can you solve this tricky maths equation problem by replacing it? mark with the correct symbol?
19834 -----: 187
15921 -----: 153
17561 -----: 139
13734 -----: ???
What does does this rebus picture means ?
Distances from you to certain cities are written below.
BERLIN 200 miles
PARIS 300 miles
ROME 400 milesAMSTERDAM 300 miles
CARDIFF ??? miles
How far should it be to Cardiff ?
In the Chess Board picture below white army is arranged. You need to add a black army on the board such that no piece is under any threat.
Note: Army comprised of 1 king, 1 queen, 2 rooks, 2 bishops, 2 knights, and 8 pawns.
By what process could you make a 'Tea-Table' into food?
Before Mount Everest was discovered, what was the highest mountain in the world?
In the 1920s, people feared that crossword puzzles would contribute to illiteracy.