How many times can you subtract the number two from the number fifty?

What does the following BrainBat signifies?

ABCDEFGHIJKLMNOPQRSTUVWYZ

QQQQQQQQQQQQQQQQQQQQQQQQQ.

Manish has to secure 40% marks to pass his B.tech final exams.
He got just 40 marks and failed by 40-marks.

What is the maximum marks?

The Puzzle: A girl, a boy, and a dog start walking down a road.

They start at the same time, from the same point, in the same direction.

The boy walks at 5 km/h, the girl at 6 km/h.

The dog runs from boy to girl and back again with a constant speed of 10 km/h. The dog does not slow down on the turn.
How far does the dog travel in 1 hour?

If six children and two dogs were under an umbrella, how come none of them got wet?

The first two letters signify a male, the first three letters signify a female, the first four letters signify a great, while the entire world signifies a great woman. What is the word?

Which Burger Is Different in below image?

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

You Throw The Outside, Cook The Inside
Eat The Outside, Throw The Inside.

What Is It?

I am taken from a mine and shut up in a wooden case, from which I am never released, and yet I am used by almost every person. What am I?