Solve the problem.Find all points having an x-coordinate of 4 whose distance from the point (1, 5) is 5.
A. (4, 10.83) and (4, -0.83)
B. (4, 21) and (4, -29)
C. (4, 7) and (4, 3)
D. (4, 9) and (4, 1)
Answer: D
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Find the area of the shaded region.
A. 10 B. 5 C. 12.5 D. 7.5
Determine whether the given value is a solution of the inequality.f + 11 < 20; 9
A. A solution B. Not a solution
Solve the problem.Julio buys a bike which has a cash price of $280. He puts $30 down, and agrees to pay 12 payments of $24. After 8 payments he gets some birthday money and decides to pay off his loan. Find the unearned interest and the amount to pay off the loan.
A. $5.14, $90.86 B. $7.28, $88.72 C. $4.87, $91.13 D. $3.34, $92.66
The Social Security (FICA) wage base (in thousands of dollars) from 1996 to 2001 is given in the following table:
Year199619971998199920002001Wage Base, y62.765.468.472.676.280.4?
Find an equation of the least-squares line for these data. (Let 
represent the year 1996.) Please round the coefficients in your equation to three decimal places. Use the result to estimate the FICA wage base in the year 2006. Round the answer to the nearest dollar.
?
A. ?
B. ?
C. ?
D. ?