Tempco Electronics, a division of Tempco Toys, manufactures an electronic football game. An efficiency study showed that the rate at which the games are assembled by the average worker t hours after starting work at 8 a.m. is
?
units/hour. How many units can the average worker be expected to assemble in the first hour of the morning shift? Answers are rounded to the nearest whole unit.
?
A. 23 units
B. 29 units
C. 26 units
D. 25 units
E. 16 units
Answer: A
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A food dehydrator offered on a home shopping channel can be purchased by making 5 equal monthly payments. If the price is $153.25, how much is each monthly payment?
A. $31.10 B. $30.65 C. $153.25 D. $38.31 E. none of these
Write a polynomial in two variables that describes the total area of the shaded region. Express the polynomial as the sum or difference of terms. 4x + 5y
A. 4x2 + 20xy + 5y2 B. 4x2 + 9xy + 5y2 C. 4x2 + 4xy + 5y2 D. 4x2 + 5y2
Solve the problem.Devin Boone is the Northeast Region manager for a retail department store chain. He must periodically leave his home in Providence, Rhode Island and visit stores in his district in the following cities: Boston, Massachusetts; Albany, New York; Augusta, Maine; and Rochester, New York. The costs of one-way flights between these locations are listed below:
a) Represent this traveling salesman problem with a complete graph showing the prices of the flights on the appropriate edges.b) Use the Nearest Neighbor method to approximate the optimal route for Devin to travel to each city and return to Providence. Give the cost of the route found.c) Randomly select another
route from Providence 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?
Factor and simplify the expression.sec4x + sec2x tan2x - 2 tan4x
A. tan2x - 1 B. 3 sec2x - 2 C. sec2x + 2 D. 4 sec2x