A rich and handsome man named James Leonard was murdered on a Sunday afternoon.
At the time of the murder there was:
The maid, the cook, the butler, the gardener and the wife.
Maid: I was fixing the table.
Cook: I was cooking breakfast.
Butler: I was polishing the silverware and the dishes.
Gardener: I was planting tomato seeds.
Wife: I was reading a book.
Who did it?
AskPuzzle Latest Questions
Police found a woman dead in her study. She was slumped over her desk with a gun in her hand. A cassette recorder was on her desk.
When the police entered the study, they pressed the play button on the tape recorder.
The police heard: “I can’t go on. I have nothing to live for.” Then there was the sound of a gunshot.
Question: How did the police know that the woman had been murdered, that it wasn’t a suicide?
Read lessA wealthy woman was found murdered on Sunday morning. Read more
A wealthy woman was found murdered on Sunday morning. 
Her husband immediately called the police.
The police questioned the husband and the staff.
Here are their alibis:
The husband said he was sleeping.
The cook was cooking breakfast.
The gardener was picking vegetables.
The maid was getting the mail at the roadside mailbox.
The butler was cleaning the closet.
The police instantly arrested the murderer.
Question :
Who is the guilty person and how did the police know?