Humor for Dreaded Wednesday

Two atoms walk out of a bar. "Oh dear, I've left my electrons back in the bar." "Are you sure?" "I'm positive."

A neutron walks into a bar. "How much for a beer?" "For you? No charge."

Four fonts walk into a bar The barman says "Hey you, get outta here! We don't want your type in here."

A jumper-cable walks into a bar. The barman says "I'll serve you, but don't start anything."

A sandwich walks into a bar. The barman says "Sorry we don't serve food in here."

Oldie but goodie:
Why is the number 10 afraid of seven?

-- because seven ate nine.

What is "pi"?

Mathematician: Pi is the number expressing the relationship between the
circumference of a circle and its diameter.

Physicist: Pi is 3.1415927 plus or minus 0.00000005

Engineer: Pi is about 3.