In a concert, Christina is performing a dance show with her group.
At 10:00, she and her crew were dancing in an absolutely straight line. At that time Christina was standing in 4th position from both the front and back end of the row.

What was the size of her crew?

John is the son of Jacob.
So,
Jacob is the_____of John's father?

There was a competition where the contestants had to hold something. At the end of the event, the winner was a person who had no hands or feet. What was it that the contestants had to hold?

Find three numbers such that When we multiply three numbers, we will get the prime numbers. The difference between the second and the first number is equal to the third and second.

How high do you have to count before you use the letter “a” in the English spelling of the whole number?

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

Replace the letters of words with a number so that the below equation holds true

BASE +
BALL
---------
GAMES
----------

I am a type of word that is spelt incorrectly or used differently, on purpose for humour. What am I?
Hint 1: You can find me in a joke.
Hint 2: I am a play on words.

Quickly Solve this riddle

7 - 4 + 3 * 0 + 1 = ?

Can you solve the photo plexer logic ?