How can you write nineteen in a manner that if we take out one, it becomes twenty?

What is the probability of choosing the correct answer at random from the options below?

a) 1/4
b) 1/2
c) 1
d) 1/4

A man dies of old age on his 25 birthday. How is this possible?

Take 9 from 6, 10 from 9, 50 from 40, and leave 6.

How Come ??

There are 2 people near the river and both of them want to get on the other side. The boat can only take one of them. But they got across.
How?

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?

Which alphabet letter is a question?

Get total of 120 by using five zeros 0,0,0,0,0 and any one mathematical operator.
Do you ?

What shoe company does this rebus represent?

As a whole I am both
safe and secure.

Behead me and I become
a place of meeting.

Behead me again and I am
the partner of ready.

Restore me, and I become
the domain of beasts.

What am I?