Answer: Three. One to curse the darkness, one to light a candle, and one to change the bulb.
Answer: A-one . . . a-two . . . a one-two-three-four!
Answer: Three. One to change it and two to shout GO! GO! GO!
Answer: At the present point in time it is against policy and the best interests of military strategy to divulge information of such a statistical nature. Next question, please.
Answer: 101. One to change it and 100 to convince everyone else to change light bulbs too.
Answer: One, but it’s the kind of light bulb his dissertation supervisor wanted him to change, not the one that needs changing.
Answer: Two. One to get the bulb and one to call the subordinate who’s actually going to change the thing.
Answer: Only one, but 600 applied for the job.
Answer: Five, one to change the light bulb and four to lean on their shovels and watch the one working.
Answer: 5; One to change the lightbulb, and four to write songs about how much better the old bulb was.