What does below Rebus say?

XLR8

Why is the Hole below a Lock?

Can you find the missing letter in the sequence?
S - T - I - L - ? - T - F - Y - C

A rubber ball keeps on bouncing back to 2/3 of the height from which it is dropped. Can you calculate the fraction of its original height that the ball will bounce after it is dropped and it has bounced four times without any hindrance ?

A man wants to cross the pit of fire which is 25 feet in length and he has 2 planks(fire resistant) 19 feet in length. How can he cross the pit of fire alive?

Find The Missing Number In the Sequence.
6 25 64 ? 32 1

I never stop running even when I standstill. If I am formed by joining two identical bodies together, can you guess who I am?

You can find some missing letters in the picture. By placing two particular letters in the spaces, you can form a nine lettered word beginning from one of the corners and going clockwise direction to the middle. Can you find out the letters and the word?

I am a five-letter word under you,
Remove the first letter and I am above you,
Remove the second as well and I am around you.

Who am I?

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