what does the below math rebus puzzle mean?

How can you make the following equation true by drawing only one straight line: 5+5+5=550 ?

What 8 letter word can have a letter taken away and it still makes a word. Take another letter away and it still makes a word. Keep on doing that until you have one letter left. What is the word?

Can you find a rabbit in the given picture?

If,
9 * 8 * 7 = 65
8 * 7 * 6 = 50
7 * 6 * 5 = 37

Find
6 * 5 * 4 = ?

How many people must be gathered together in a room, before you can be certain that there is a greater than 50/50 chance that at least two of them have the same birthday?

Prove that the below maths equation is true.

8 + 8 = 91

Can you replace the question mark with the correct number?

why number 8549176320 is one of a kind?

A doctor and a boy were fishing. The boy was the doctor’s son, but the doctor was not the boy’s father. Who was the doctor?