John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?

I want to fill my bucket using both cold and hot water.
I have two taps for both cold and hot water. The hot water tap fills the bucket in exact 6 hours and the cold water tap fills the bucket in exact 4 hours.
I turn both of them simultaneously but I forgot to turn off another tap which removes the water out of the bucket. This tap can empty the bucket in 12 hours.

How Long will it take to fill the bucket?

A man and a dog were going down the street. The man rode, yet walked. What was the dog’s name?

Can you find a seven digit number which describes itself. The first digit is the number of zeros in the number. The second digit is the number of ones in the number, etc. For example, in the number 21200, there are 2 zeros, 1 one, 2 twos, 0 threes and 0 fours.

When monkey rotate the gear, which mark will be hit 1 or 2 ?

Identify The phrase in the picture.

What 5-letter word typed in all capital letters can be read the same upside down?

If there are fifteen crows on a fence and the farmer shoots a third of them, how many crows are left?

You are a cab driver who pools passengers. You pick 3 people from a destination and drop 1 after an hour. 2 people climb aboard at the same time and you drop 3 at the next destination. After some time, you pick 2 passengers only to drop 1 after a short distance where 3 more passengers climb up the cab. You leave the rest of the passengers one by one to their destination and then come back home.

Can you tell the eye color of the cab driver?

It's a protector.
It sits on a bridge.
One individual can see directly through it, while others wonder what it hides.

What is it?