How many minutes are there in Feb 2017?

Note: The shortest answer is the correct answer.

What three numbers, none of which is zero, give the same result whether they’re added or multiplied?

The more you take me, the more you leave me behind.
Who Am I?

A convention is held where all the big logicians are summoned. The master places a band on everyone's forehead. Now all of them can see others bands but can't see his own. Then they are told that there are different colours of bands. All the logicians sit in circle and they are further explained that a bell will ring at regular intervals. The moment when a logician knew the colour of band on his forehead, he will leave at the next bell. If anyone leaves at the wrong bell, he will be disqualified.

The master assures the logicians that the puzzle will not be impossible for anyone of them. How will the logicians manage ?

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

The measurement of time, That can't be found on a clock, But can be looked upon on a map.

Who is He ?

No matter how little or how much you use me, you change me every month. What am I?

My first is in chocolate but not in ham. My second is in cake and also in jam. My third at tea time is easily found. Altogether, this is a friend who is often around. What is it?

My grandson is about as many days as my son in weeks, and my grandson is as many months as I am in years. My grandson, my son and I together are 120 years. Can you tell me my age in years ?

We are a group of eight brothers. We consider the weak, yet we protect the king in every battle. If we move ahead, we never turn back. Who are we?