Write an equation to describe the variation. Use k for the constant of proportionality.z varies inversely as m
A. m = kz
B. z = 
C. m = 
D. z = 
Answer: D
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Solve the problem.A plumber charges a fixed rate plus an hourly rate to do house calls. The ordered pair (2, 65) indicates total charges of $65 for a job taking 
and the ordered pair 
indicates total charges of $170 for a job taking 9 hours.a) Write a linear equation giving the total charges, y, in terms of the number of hours x.b) Use the equation found in part a to find how much it costs for 4 hours.c) How many hours would result in a total charge of $125?
A. y = 15x + 35; $95; 6 hours B. y = 15x; $60; 6 hours C. y = 15x + 35; $95; 8 hours D. y = 15x + 35; $60; 6 hours
A tile in the shape of a regular hexagon is shown. How many tiles will be required to cover a rectangular counter top area 3.4' by 3'? (Remember: One inch equals 2.54 centimeters.)
Refer to the table of the six basic solutions to the e-system.
Which of the six basic solutions are feasible? Which are not feasible? Use the basic feasible solutions to find the maximum value of P = 24x1 + 18x2.
A. Feasible: (A), (B), (E), (F); Not feasible: (C), (D); The maximum value of P is 246. B. Feasible: (A), (B), (E), (F); Not feasible: (C), (D); The maximum value of P is 288. C. Feasible: (A), (E), (F); Not feasible: (C), (D), (B); The maximum value of P is 288. D. Feasible: (A), (B), (E), (F); Not feasible: (C), (D); The maximum value of P is 126.
Solve the application and answer with a complete sentence.A car that originally cost $39,700.00 is discounted 14%. Find the new price of the car.
A. The new price of the car is $39,144.20. B. The new price of the car is $5558.00. C. The new price of the car is $555.80. D. The new price of the car is $34,142.00.