What mathematical symbol can be put between 5 and 9, to get a number bigger than 5 and smaller than 9?

Peter wakes up daily to pick up his cycle and crosses the border between Spain and France daily with a bag on his shoulder. He is investigated daily by the officials but they don't find anything suspicious.

If we tell you that he is smuggling something what would it be?

John and his team plan to rob a safe. They got just one chance to break the code else the local police will be informed. Below are clues:
A) Exactly one number is perfectly placed: 9 8 1
B) Everything is incorrect: 9 2 4
C) Two numbers are part of the code of the safe but are wrongly placed: 0 9 3
D) One number is part of the code of the safe but is wrongly placed: 1 4 7
E) One number is part of the code of the safe but is wrongly placed: 7 8 3

Four men were in a boat on the lake. The boat turns over, and all four men sink to the bottom of the lake, yet not a single man got wet! Why?

why number 8549176320 is one of a kind?

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

I am lying and I always lie. Tell me whether I am lying or telling the truth.

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

You knock a Table over in the library, and suddenly 20 eyes are looking at you.

He loves to dance, twist and prance, he shakes his tail, and as a way he sails, wingless he flies into the sky. What is he?