Provide an appropriate response.A community of rats begins with an initial population of 100 and grows 7% per month. Find the doubling time of the population. Round to the nearest month.
A. 16 months
B. 23 months
C. 9 months
D. 10 months
Answer: D
Mathematics
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Use the graph to estimate the specified limit.Find 
f(x) and 
f(x)
A. 1; 1 B. -3; 3 C. does not exist; does not exist D. 3; -3
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Decide whether the ordered pair is a solution of the given system.x + y = -2x - y = 10 ; (-4, -6)
A. No B. Yes
Mathematics
Graph the inequality.x - y > -3
A. 
B. 
C. 
D. 
Mathematics
Find an equation of an ellipse satisfying the given conditions.Vertices: (0, -10) and (0, 10); length of minor axis: 6
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 10
Mathematics