The graph shows a region of feasible solutions. Find the maximum or minimum values of the given expression.Find the maximum and minimum of 16x - 20y.
A. -120, 0
B. -80, -120
C. 80, -120
D. 80, 0
Answer: C
Mathematics
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Add the real numbers. Write any improper fraction as a whole or mixed number where appropriate.12.943 + (-13.1)
A. -26.043 B. -27.043 C. -0.157 D. -0.257
Mathematics
Solve the problem.A twin-engined aircraft can fly 768 miles from city A to city B in 4 hours with the wind and make the return trip in 6 hours against the wind. What is the speed of the wind?
A. 16 mph B. 64 mph C. 48 mph D. 32 mph
Mathematics
Solve the problem.Determine the effective annual yield for $1 invested for 1 year at 2.5% compounded quarterly.
A. -7.48% B. 2.52% C. 12.52% D. 1.25%
Mathematics
Use a graphing calculator to solve the equation. Round your answer to two decimal places.e2x = x + 3
A. {0.65} B. {3.27} C. {0.27} D. {3.65}
Mathematics