Solve the problem.Jim can run 5 miles per hour on level ground on a still day. One windy day, he runs 11 miles with the wind, and in the same amount of time runs 6 miles against the wind. What is the rate of the wind? (Round your answer to the nearest tenth, if necessary.)
A. 2.5 mph
B. 1.5 mph
C. 5 mph
D. 17 mph
Answer: B
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Solve the problem.The owners of a large factory complex plan to install a new network of water lines to supply water to five factory buildings. The building numbers of the buildings involved are: #12, #14, #15, #17, and #18. The distances in meters between these buildings are given in the following table.
a) Represent this information with a weighted, complete graph.b) Use Kruskal's algorithm to find a minimum-cost spanning tree that would link each building to give the least-expensive pipe network.c) If the water line cost is $700 per meter, determine the cost of the network in part (b).
What will be an ideal response?
Determine whether the statement is true or false.Zero is always less than a negative number.
A. True B. False
Solve the equation.-4 - 3x = -16
A. -9 B. 4 C. 9 D. -5
Name the highlighted angle using the three-letter form of identification.
A. ?N B. ?ANL or ?LNA C. ?IND or ?DNI D. ?ANI or ?INA