what does the below math rebus puzzle mean?

I am something people love or hate. I change peoples appearances and thoughts. If a person takes care of them self I will go up even higher. To some people I will fool them. To others I am a mystery. Some people might want to try and hide me but I will show. No matter how hard people try I will Never go down. What am I?

A cat, a dog and a monkey were stolen. 3 suspects got caught: Harish, Manoj and Tarun. All we know is each person stole one animal, but we do not know who stole which. Here are the investigation statements. Harish said: Tarun stole the cat. Manoj said: Tarun stole the dog. Tarun said: They both were lying. I did not steal the cat or the dog. Later on, the police found out the man who stole the monkey told a lie. The man who stole the cat told the truth. Can you find out who stole which?

I make two people out of one. What am I?

In the given figure, you can see that four match sticks are used to form a square. Can you form five squares by using six matches?

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

A Doctor always sneezes before the rain. Doctor sneezes, Will it rain?

Find out which of the given views in the picture is accurately the top view of the given pyramid.

A girl was standing near the window thinking something. All of a sudden she decides something and throws something out of the window. She dies very soon after throwing it. She was perfectly healthy and had no disease or allergy. No one killed her and she did not commit suicide.

Can you think of any possible explanation that is logical as well for what happened there?

Do you know who was buried in John's tomb?