Spot 5 differences in two Christmas tree below:

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

What can you catch but never throw?

In a concert, Christina is performing a dance show with her group.
At 10:00, she and her crew were dancing in an absolutely straight line. At that time Christina was standing in 4th position from both the front and back end of the row.

What was the size of her crew?

This is a simple one. You just have to count the number of Fs in the given sentence.

Finished Files are the result of years of scientific study combined with the experience of years.

How many did you count?

Our product and our sum always give the same answer. Who are we?

The product of three consecutive numbers is 7980.
Then the sum of these consecutive numbers would be?

Nine marbles are arranged in the image below. Can you slide two marbles to form a square?

A donkey is behind another donkey
I'm behind that second donkey
But there is a whole nation behind me

It is a murder you can describe in a word.

What breaks yet never falls, and what falls yet never breaks?