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

What month of the year has 28 days?

How many sides does a circle have?

On her drawing table, Sayna lit 12 coloured candles. A few seconds later she blew two candles off.

How many candles Sayna have at the end?

There are five vowels (a, e, i, o, u) in the English language.
Can you tell us a word that contains all these vowels?

How many letters are in the alphabet?

I’m light as a feather, yet the strongest person can’t hold me for five minutes. What am I?

I am a normal creature, but I have five hands. I can even have more but even then I will be considered normal.

Who am I?

I am a type of vehicle that has two wheels and is powered by humans. What am I?
Hint 1: You can ride me for exercise.
Hint 2: I am environment-friendly.

I can sizzle like bacon,
I am made with an egg,
I have plenty of backbone, but lack a good leg,
I peel layers like onions, but still remain whole,
I can be long, like a flagpole, yet fit in a hole.