Can you count the number of matches in the picture below ?

I am Huge on Sunday and Saturday.
I am small from Tuesday to Thursday.
I do not exist on Monday and Friday.
Who am I?

what's the probability of getting a king or a queen from a pack of 52 cards?

What has no start, end, or centre?

John was piloting a plane behind a car but was never able to overtake it. Why?

John was running from 40 thieves. John has got 3 gold boxes which weigh as 4kg, 2kg, and 1kg respectively. A witty man asked John to stay with him for seven days in exchange for 1kg gold per day. John needs to stay there for seven days and also do not want to give the witty man any advance. How can John pay for his seven days stay?

I am beautiful, up in the sky. I am magical, yet I cannot fly. To people I bring luck, and to some people, riches. The boy at my end does whatever he wishes. What am I?

2, 3, 5, 9, 17, _ What is the next number in the sequence?

I was speeding and ran through a stop sign, yet two traffic officers who were there do nothing about it.

why?

Arrange the numbers 1, 2, 3, 4, 5, 6, 7, 8 and 9 above and below the division line in a manner that the thus formed fractions equal to 1/3.

(You can use one number only once)