1. If randomly selected people were to start
walking into a room, how many people would need to enter the room before there was at
least a 50% chance that at least two of the people in the room had a birthday on the same
day. (Disregard the year they were born, just
the day.)
Answer:
You only need 23. Want to learn more? Check out this site, which
has a good explanation about this probability problem.
2.
A certain type of tree doubles in height every year until it reaches its
full height after 10 years. How many years
will it take to reach half of its full height?
Answer:
9 Years. It doubles in height every year, so next year it will be twice as tall.
3.
King George IV was born in 1763,
although he wasn't the greatest king, he did start a new trend in footwear. His boots were different than everyone else's of
the time, yet today his trend is commonplace. What
is it?
Answer:
Left and right fitted shoes.
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