What number comes next in the series?

5 15 5 18 5 24 14 20 _

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

As easy as you can get into me, it is as hard to get out of me.

Do you know what I am?

Yesterday I fell from 30 feet high ladder but I don't get hurt. Why?

A boy and his father are caught in a traffic accident, and the father dies. Immediately the boy is rushed to a hospital, suffering from injuries. But the attending surgeon at the hospital, upon seeing the boy, says 'I cannot operate. This boy is my son.' How is this situation explained?

Quickly Solve this riddle

7 - 4 + 3 * 0 + 1 = ?

A boy was locked in a room by some robbers. All that is in the room is a piano, a calendar, and a bed. The room is locked from the outside. What does he eat, drink, and how does he escape and get out?

What does the below image rebus riddle means ?

John is found dead in his office at his desk. The police have narrowed the suspects down to three people: Mrs. Jacob, John’s wife Hena and his business partner Jason . All three visited John on the day of his murder, but all three provide the police with stories of explanation as to the reason for their visit.
Police found John with his wrist watch still on his right arm, a torn up picture of his wife laying on the floor beside the trash can, and an ink pen in his right hand. On the desk, the police found a name plate, a telephone that was off the hook, and a personal calendar turned to the July 5th page with 7B91011 written on it. After examining this evidence, the police knew their suspect. Who was it ?

In two decks of cards, what is the least amount of cards you must take to be *guaranteed* at least one four-of-a-kind?