Riddle:
A doctor and a bus driver are both in love with the same woman, an attractive girl named Sarah. The bus driver had to go on a long bus trip that would last a week. Before he left, he gave Sarah seven apples. Why?
Riddle:
NASA was considering sending canaries into space to study them under zero gravity. The project was scrapped when someone realized that in spite of having sufficient water supplies, they could die of dehydration within a few hours. Why?
Answer: Birds, unlike humans, need gravity to swallow. Humans can swallow even while hanging upside down.
Riddle:
Trains travel from one town to another town all day, always on the same track, always going nonstop and at the same speed. The noon train took 80 minutes to complete the trip, but the 4 PM train took an hour and 20 minutes. Why?
Answer: 80 minutes is the same as an hour and 20 minutes.
Riddle:
Two cops walked into a room with no windows and found a dead man who obviously hung himself from the ceiling, though they couldn't figure out how. There was no chair beneath him that he might have jumped off of, or a table. Just a puddle of water. How'd he do it?
Answer: He stood on a block of ice until it melted.
Riddle:
There are two numbers whose product added to the sum of their squares is 109, and the difference of whose squares is 24. What are the two numbers?
Answer: 5 and 7.
(5)² = 25(7)² = 49(5x7)+25+49=10949-25=24