Solve the problem.The ages and lengths of several animals of the same species are recorded in the following table: 
Find and then use a linear model to determine the age of an animal whose length is 30 inches. Round to the nearest year.
A. 32 yr
B. 29 yr
C. 31 yr
D. 30 yr
Answer: D
Mathematics
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A. greater B. smaller C. more dependent D. more independent
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Find the area of the figure. Use 3.14 for ?. Round approximations to the nearest tenth.
A. 23,784.75 m2 B. 255.75 m2 C. 17,298 m2 D. 15,135.75 m2
Mathematics
Find the sum. Simplify when necessary.5.1 + (-9.3)
A. 14.4 B. -4.2 C. 4.2 D. -14.4
Mathematics
Provide an appropriate response.In an equation, unknown quantities are represented by 
and known quantities by 
.
A. variables, letters B. letters, numbers C. numbers, integers D. letters, variables
Mathematics