Solve the problem.Supertankers off-load oil at a docking facility shore point 5 miles offshore. The nearest refinery is 
les east of the docking facility. A pipeline must be constructed connecting the docking facility with the refinery. The pipeline costs $300,000 per mile if constructed underwater and $200,000 per mile if over land. 
Locate point B to minimize the cost of construction.
A. Point B is 3.51 miles from Point A.
B. Point B is 5.66 miles from Point A.
C. Point B is 2.50 miles from Point A.
D. Point B is 4.47 miles from Point A.
Answer: D
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We have $55.71 to spend on drinks and chips. Drinks cost $0.74 each and chips cost $2.49 per bag. There are 5.00 times as many drinks as bags of chips. How many of each are bought? Round your answers to two decimal places. ?
A. 60.00 drinks and 12.00 bags of chips B. 9.00 drinks and 45.00 bags of chips C. 45.00 drinks and 9.00 bags of chips D. None of the above
Add.4,48461220
A. 13,904 B. 13,994 C. 14,894 D. 15,004
If possible, evaluate the expression by hand. If not, approximate the answer to the nearest hundredth. Variables represent any real number.
A. 5 B. 11 C. -5 D. 25
Multiply.(n - 6)(n - 7)
A. n2 - 13n - 13 B. n2 - 16n + 42 C. n2 + 42 D. n2 - 13n + 42