A patient was diagnosed with some ailment. He was given five different tablets to take at night at an interval of 15 minutes.

How long will it take the patient to consume all the five tablets?

What is the largest number you can write with just 3 digits?

What is always in front of you but can’t be seen?

Our product and our sum always give the same answer. Who are we?

Without looking at a calendar, within a minute name, a boy's name using 5 consecutive 1st letters of 5 consecutive months

Forwards I am heavy, backward I am not. What am I?

A father's child, a mother's child, yet no one's son.

Who am I?

Can you write down eight eights so that they add up to one thousand?

Manish and Manoj play 5 games of chess.
Both Manish and Manoj win the exact same number of games. There is no tie at all.

How?

No one wants to have it, but if one got it, he does not want to lose it. What is It?