Determine whether the pair of lines is parallel, perpendicular, or neither. 9x + 3y = 1221x + 7y = 30
A. Parallel
B. Perpendicular
C. Neither
Answer: A
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Solve the problem.Let R ={(x, y): 1 ? x < 4, 0 ? y < 9}. Evaluate 
dA, where f is the function 
A. 171 B. 27 C. 9 D. 261
Inventory management and distribution competitive advantages have allowed ____ to become the largest grocer in the United States.
A. Walmart B. Kroger C. Tesco, PLC D. Safeway
Solve the problem.The accompanying tables represent a function f that converts seconds to hours and a function g that converts hours to days.
Express (f -1?g -1)(x) symbolically.
A. (f -1?g -1)(x) = 
B. (f -1?g -1)(x) = 
C. (f -1?g -1)(x) = 86,400x
D. (f -1?g -1)(x) = 86,400x2
Nina's employer offers a pension plan that is the product of the career average of her salaries while working there, the number of years of service, and a 1.75% multiplier. She calculates the average of her 17 years of salaries to be $54,000 . What is her monthly pension?
What will be an ideal response?