What is in seasons, seconds, centuries and minutes but not in decades, years or days?

Who is generally closer to the kids, mom or dad?

(it's a funny riddle)

You are on a Boat in the mid of a river. You have two cigarettes with you. One of these two you have to light, how will you light the cigarette?

What Deficiency does the below rebus represent?

VIT_MIN

If it took eight men ten hours to build a wall, how long would it take four men to build it?

What are the 50th, 63rd and 100th numbers in the sequence below?
4, 5, 8, 8, 9, 9, 12, 13, 13, 13, 17, 18, ...

What is the word or phrase below?
R | E | A | D

Solve the mathematical equation in the picture below.

Find a 9-digit number, which you will gradually round off starting with units, then tenth, hundred etc., until you get to the last numeral, which you do not round off. The rounding alternates (up, down, up ...). After rounding off 8 times, the final number is 500000000. The original number is commensurable by 6 and 7, all the numbers from 1 to 9 are used, and after rounding four times the sum of the not-rounded numerals equals 24.

There was an aeroplane crash, every single person died, but two people survived. How is this possible?