A rubber ball keeps on bouncing back to 2/3 of the height from which it is dropped. Can you calculate the fraction of its original height that the ball will bounce after it is dropped and it has bounced four times without any hindrance ?

A certain street contains 100 buildings. They are numbered from 1 to 100. How many 9's are used in these numbers?

Okay before we begin with the puzzle, do keep in mind that you have to answer it quickly.

You are participating in a car race. Seeking the perfect moment, you overtake the second person in the race. What positions are you in now?

I have branches, but no fruit, trunk or leaves. What am I?

What can you catch but never throw?

While sitting in the Car, John suddenly finds that one of the wheels was missing. John noticed that a killer is approaching towards him. John cannot get out of the car.

How will John escape?

Decode below rebus
D
N
A
T
S , D

What's the next in the series?

H, Be, F, S, Mn, Kr, In, Gd, Tl, ?

On a bus, there is a 26-year-old pregnant lady.
A 30-year-old policeman.
A 52-year-old random woman.
And the 65-year-old driver.

Who is the youngest?

The square root of number 121 is "11". What is the square root of the number "12345678987654321."?