Solve.The population of a town was 31,200 at the beginning of 1970. If the population decreased 400 people per year, how many people lived in the town at the beginning of 1985?
A. 25,200
B. 25,600
C. 6000
D. 24,800
Answer: A
Mathematics
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for x = 5, y = 7
A. 26 B. 46 C. 5 D. 8
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Express the following using negative exponents.
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A. 30752 B. 31000 C. 30504 D. 31250
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