Replace the question mark with the correct number in the below-given picture?

Who is generally closer to the kids, mom or dad?

(it's a funny riddle)

If you had a pizza with crust thickness 'a' and radius 'z', what's the volume of the pizza?

Your mother’s brother’s only brother-in-law is asleep on your couch. Who is asleep on your couch?

I have two sand hourglasses:
1. A 7 minute one and
2. An 11-minute one.

Using just these 2 sand hourglasses, how can I measure time as 15 minutes?

Can you find out which options fits best with the missing column?

I noticed one of the words in the oxford dictionary is spelled incorrectly. What about you?

This was asked in an interview with Coa-Cola.

The interviewer has given me 100 marbles(50 white and 50 black) and two empty boxes.
He then told me that he will leave the room and i need to place all the marbles in two boxes.

And When he come back, he will draw a marble from any of the two box and if the marble is white I will be hired.

Also
* No box can be empty.
* All 100 marbles must be placed in one of the two boxes.

So what should I have done?

John replied, when asked how old he was. In 2 years he will be twice as old as he was five years ago.' How old is he ?

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