Easy riddles

A woman shoots her husband, then holds him under water for five minutes. A little while later, they both go out and enjoy a wonderful dinner together. How can this be?

The Smith family is a very wealthy family that lives in a big, circular home. One morning, Mr. Smith woke up and found his gardener's body. He knew it was one of his employees who had killed him. So he asked them what they were doing in the morning and he got these replies. Driver: "I was outside washing the car." Maid: "I was dusting the corners of the house." Cook: "I was starting to make lunch for later." From the replies he knew who the killer was. Can you guess who it was?

The Smith family is a very wealthy family that lives in a big, circular home. One morning, Mr. Smith woke up and saw a strawberry jam stain on his new carpet. He figured out that everyone who was there that morning had a jam sandwich. By reading the following excuses, figure out who spilled the jam. Billy Smith: "I was outside playing basketball." The Maid: "I was dusting the corners of the house." Chef: "I was starting to make lunch for later." Who is lying?

I always come down and never ever go up? Think, think and think! We all just love it.

Although I may have eyes, I cannot see. I have a round brown face with lots of acne. What am I?

Paul is 20 years old in 1980, but only 15 years old in 1985. How is this possible?

I know a word which reads the same when written forward, backward or upside down. Do you?