When 99 is considered higher than 100?

Buy me, smell me or deliver me, I do not change.

Who am I?

Count the number of triangles in the picture below:

Two men are in a desert. They both have packs on. One of the guys is dead. The guy alive has his pack open, and the guy who is dead has his pack closed. What is in the pack?

What kind of storm is always in a rush?

It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

Without looking at a calendar, within a minute name, a boy's name using 5 consecutive 1st letters of 5 consecutive months

Find the missing letter in the last circle logically in the given below picture.

One night, a woman receives a call from the police. They tell her that her husband was murdered and that she should come to the crime scene as soon as possible. The woman drops the phone, shocked, and drives 20 minutes to the crime scene. As soon as she reaches the crime scene, the police arrest her and she is convicted of murder. How do the police know she committed the crime?

There was an aeroplane crash, every single person died, but two people survived. How is this possible?