A young man plans to sell umbrellas at the city's Easter Parade. He knows that he can sell 152 umbrellas at $14 each if it rains hard, he can sell 108 if it rains lightly, and he can sell 41 if it doesn't rain at all. Past records show it rains hard 28% of the time on Easter, rains lightly 69% of the time, and does not rain at all 3% of the time. If he can buy 0, 100, or 200 umbrellas at $5 each and return the unsold ones for $3 each, how many should he buy?
?
A. 200 umbrellas
B. 100 umbrellas
Answer: B
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Solve the problem.An amusement park safety inspector plans to leave his home in Cincinnati, Ohio to inspect roller coasters at parks in the following cities: Williamsburg, Virginia; Atlanta, Georgia; Cleveland, Ohio; and Myrtle Beach, South Carolina. The costs of one-way flights between these locations are listed below:
a) Represent this traveling salesman problem with a complete graph showing the costs on the appropriate edges.b) Use the Nearest Neighbor method to approximate the optimal route for the inspector to travel to each city and return to Cincinnati. Give the cost of the route found.c) Randomly select another route from Cincinnati to the other cities and compute the cost of
this route. Compare this cost to the cost found in part (b). What will be an ideal response?
Solve the problem.A painter needs to cover a triangular region with sides of 64 meters, 69 meters, and 70 meters. If each can of paint covers 70 square meters, how many cans will be needed?
A. 321 cans B. 15 cans C. 3 cans D. 29 cans
Simplify.
A. -i
B. 10i
C. ±10
D. -10i
Solve the problem.Draw a tree diagram for the experiment of tossing a coin once then spinning the spinner once. 
A. 
B. 
C. 
D. 