Solve the problem.A survey of the interest rates earned by Certificates of Deposit (CDs) showed the following percents for the length of time (in years) for holding the CD. Let length of time represent the independent variable and interest rate represent the dependent variable. Use a graphing utility to draw a scatter diagram and to find the line of best fit. What is the estimate of the interest rate for a CD held for 30 years (to the nearest thousandth)? 
A. 8.675
B. 8.669
C. 8.874
D. 9.064
Answer: B
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Find all local extreme values of the given function and identify each as a local maximum, local minimum, or saddle point.
A. 
saddle point; 
local maximum; 
local maximum; 
local minimum; 
saddle point; 
saddle point; 
local minimum; 
saddle point; 
saddle point
B. 
saddle point; 
local maximum; 
local minimum
C. 
saddle point; 
saddle point; 
saddle point; 
saddle point; 
saddle point
D. 
local maximum; 
local maximum; 
local minimum; 
local minimum
Provide an appropriate response.Which rule guarantees 4,150 is divisible by 5?
A. At least two of the digits are even. B. The last digit is a zero. C. There are two consecutive digits that are divisible by 8. D. The last three digits form a number divisible by 5.
Use Proportions to find x, where a=5, b=7, c=3
Find the slope-intercept form of the equation of the line with the given properties.Find the equation of the vertical line passing through the point (4, -1).
A. y = 4 B. x = 4 C. y = -1 D. x = -1