Remove two matchsticks to make the below equation correct.

How many letters are in the alphabet?

On a bus, there is a 26-year-old pregnant lady.
A 30-year-old policeman.
A 52-year-old random woman.
And the 65-year-old driver.

Who is the youngest?

In front of you, there are 9 coins. They all look absolutely identical, but one of the coins is fake. However, you know that the fake coin is lighter than the rest, and in front of you is a balance scale. What is the least number of weightings you can use to find the counterfeit coin?

I am the one who remains awake when you sleep. But I need to rest when you awake. 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.

'Ferrari driver' easily beats the 'force driver' in a two-car race. How did Indian newspapers truthfully report so to look as a 'force drive' had outdone the 'Ferrari driver'? Think!!!

I know a country, If you remove the last alphabet of its name, it will become a part of your body. Do you name it?

81 x 9 = 801. What must you do to make the this equation true?

What will be the best approach to finding all the prime numbers less than 75 that leave an odd reminder when we divide them with 5?