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Question: The numbers game: if I said, 24 = h. in a d., you would say "hours in a day." See if you can figure out this one: 206 = b. in the h.b.
Show Answer Hide Answer Question: To the nearest whole number, what is the area of a circle whose circumference is 100 cm.?
Show Answer Hide Answer Question: A city is in the shape of a rectangle, three times as long as it is wide. If a diagonal distance through the city is one kilometer, what's the area of this city, to the nearest square meter?
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About 333,333 square meters  Question: In order to estimate the population of fish in a lake, a biologist catches 75 fish, marks them, releases them. Next month she catches 75 fish and finds that 5 are tagged. Use this to estimate the fish population in the lake.
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1125 = 1/5 of fist were caught: 75 * 15 

