Translate the situation into mathematical language. You need not actually solve the problem.A commercial jet has been instructed to climb from its present altitude of 8000 feet to a cruising altitude of 30,000 feet. If the plane ascends at a rate of 2000 ft/min, how long will it take to reach cruising altitude?
A. Let t represent the number of minutes to reach cruising altitude; 
B. Let t represent the number of minutes to reach cruising altitude; 
C. Let t represent the number of minutes to reach cruising altitude; 
D. Let t represent the number of minutes to reach cruising altitude; 
Answer: B
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Express as a difference of logarithms.logg
A. 
B. 
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C. 
D. 
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A. 7 B. 6.5 C. 7.5 D. 6