How can you make number one disappear by adding something to it?

Replace the question mark with the correct number below.

Below, you can see some coding:
January = 1017
February = 628
March = 1335
April = 145
May = 1353
June = 1064
July = 1074
August = 186

Now deciphering the way it has been coded, can you find out how September will be coded?

Solve the equation in the image by looking at the pattern closely.

There was a man he lives in a hotel each morning he presses the first floor button each evening if there is a person in the elevator he asks him to press the 10 floor button if there is no one in the elevator he takes the stairs why.

Using Only Five 5's and any mathematical operator make sum as 37

Replace the question mark with the correct number in below Picture:

Our product and our sum always give the same answer. Who are we?

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?

What does the below rebus puzzle mean?