Which fur should we be getting from the Lion?

Remove two matchsticks to make the below equation correct.

What are the 50th, 63rd and 100th numbers in the sequence below?
4, 5, 8, 8, 9, 9, 12, 13, 13, 13, 17, 18, ...

By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"

John and Jill are madly in love with each other. To remind Jill of his pure love, John wants to send her a ring by post but in their country where burglary is quite prominent, any package that is not locked comes under the risk of being stolen for the contents.

John and Jill possess many padlocks but neither one of them has the other key.

Can you find a way John can send the ring to Jill safely?

What is full of holes but still holds water?

1 + 9 + 8 = ?
considering, 28 + 8 + 92 = 10

I possess a head

I flaunt a tail

But I don't have mouth or legs

Can you find out who I am?

A man hijacks an aeroplane transporting both passengers(8 of them) and valuable cargo. After taking the cargo, the man demands nine parachutes, puts one of them on, and jumps, leaving the other eight behind. Why did he want eight?

What can run but never walks, has a mouth but never talks, has a head but never weeps, has a bed but never sleeps?