Count the number of balls in picture below:

John and Jenni are a married couple. They have two kids, one of them is a girl. Assume safely that the probability of each gender is 1/2.
What is the probability that the other kid is also a girl?

Hint: It is not 1/2 as you would first think.

Here is a mathematical expression that also secretly tells a movie name. What movie is that?

I am the first thing you need while camping.
I am always with the person named Marcos Valencia and Carrick.
But Pogba Zlatan and Rooney think I am wasteful and do not need me.
I am the second to the last thing to add when you are making a patch.

What am I?

When I get multiplied by any number, the sum of the figures in the product is always me. What am I?

You have two strings whose only known property is that when you light one end of either string it takes exactly one hour to burn. The rate at which the strings will burn is completely random and each string is different.

How do you measure 45 minutes?

Which statement is true out of the following?
One statement here is false.
Two statements here are false.
Three statements here are false.

You need to move three matchsticks to form three squares. Can you do it?

What is in seasons, seconds, centuries and minutes but not in decades, years or days?

If you paint a brown house white it will become a white house. If the stoplight changes from red to green, then the light is green. So, if you throw a white shirt into the Red Sea, what will it become?