Solve the problem.The number of acres in a landfill is given by the function 
where t is measured in years. How many acres will the landfill have after 7 years? (Round to the nearest acre.)
A. 6651
B. 4618
C. 11,202
D. 4865
Answer: A
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Solve. If necessary, round percents to the nearest tenth, dollar amounts to the nearest cent, and all other numbers to the nearest whole.In the past ten years, the population of a city decreased from 215,000 to 
Find the percent decrease.
A. 4,200% B. 2.4% C. 97.7% D. 2.3%
The Richter scale converts seismographic readings into numbers for measuring the magnitude of an earthquake according to this function M(x) = log 
, where x0 = 10-3.Two earthquakes differ by 0.1 when measured on the Richter scale. How would the seismographic readings differ at a distance of 100 kilometers from the epicenter?
A. The earthquake of greater magnitude has a seismographic reading that is 
times that of the lesser earthquake.
B. The earthquake of greater magnitude has a seismographic reading that is 
times that of the lesser earthquake.
C. The earthquake of greater magnitude has a seismographic reading that is 100 times that of the lesser earthquake.
D. The earthquake of greater magnitude has a seismographic reading that is 10 times that of the lesser earthquake.
Provide an appropriate response.Identify and explain four reasons that might cause series trade discounts to change.
What will be an ideal response?
Express the angular speed in radians per second.60 revolutions per second
A. 60? radians per second B. 120 radians per second C. 120? radians per second D. 60 radians per second