I have feet, but no legs. Which animal Am I?

If a zookeeper had 100 pairs of animals in her zoo, and two pairs of babies are born for each one of the original animals, then (sadly) 23 animals don’t survive, how many animals do you have left in total?

I have teeth but i don't bite. Who Am I ?

Spot what is wrong here in below Picture?

Can you arrange four 9's and use at most 2 math symbols, to make the total 100?

The centre of the third figure is empty. What digit should fit inside?

Twice ten are six of us,

Six are but three of us,

Nine are but four of us;

What can we possibly be?

Would you know more of us?

Twelve are but six of us,

Five are but four, do you see?

What are we?

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?

Spot the cat in the picture below

Name one eight-letter word with 'kst' in the middle, 'in' the beginning, 'and' at the end.?