According to estimates by Paul Kroger Associates, the percent of households that own VCRs is given by 
where t is measured in years, with t = 0 corresponding to the beginning of 1985. What percent of households owned VCRs at the beginning of 1985? At the beginning of 1990?
?
A. 5.0%; 33.6%
B. 5.0%; 34.3%
C. 34.3%; 65.0%
D. 2.9%; 32.9%
Answer: D
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Simplify.-4x6y5z0
A. 4x6y5 B. -4x6y5 C. 0 D. 1
Solve the problem.Suppose that a radio transmission pattern can be modeled by 
for 
where the units are miles. Determine how far the signal reaches to the east, assuming that east is represented by the direction of the positive 
A. 360 miles B. 64,800 miles C. 32,400 miles D. 180 miles
Solve. If necessary, round percents to the nearest tenth and all other answers to the nearest whole.An inspector found 12 defective batteries during an inspection. If this is 0.06% of the total number of batteries inspected, how many batteries were inspected?
A. 200 batteries B. 1200 batteries C. 2000 batteries D. 20,000 batteries
Provide an appropriate response.The feasible region of a set of two inequalities must always be unbounded. True or false?
A. True B. False