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?

Can you replace the X (both small and big x) with the numbers between 1 to 19 such that all the rows of 3 numbers between X (big x) sum to 23?

Railroad Crossing, look out for the cars. Can you spell that, without any R's ?

A man says, "Brothers and sisters, have I none, but that man's father is my father's son." Who is that man?

Which alphabet is a part of our body?

I am a three digit number.
My tens digit is five more than my ones digit.
My hundreds digit is eight less than my tens digit.
What number am I?

You can hear me, but you can't touch or see me.

What am I?

If I put in one bird per cage, I have one bird too many. If I put in two bird per cage, I have one cage too many. How many cages and birds do I have?

Can you decipher the following common phrase?

T M C
A U O
H S M
W T E

By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?