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Mathematics
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you go to school in a collage town. you know there are 2000 students enrolled in the school but you dont know the population of the town without students you walk up and down the main streets of the town stop people and ask them if they are students or not you ask 100 people and 60 of them say they are students . estimate the nonstudent population of the town
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From your questions, you can conclude that 60% of the population is students, and 40% of the population is not students. Ok so far?
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