Question
2.A truck driver maintains a constant speed of 65 miles per hour on a stretch of highway that lasts 130 miles. Graph the remaining distance as a function of the time driven in hours.(1 point)a.The horizontal axis labeled Hours Driven goes from 0 to 15 in increments of 1 and the vertical axis labeled Miles Remaining goes from 0 to 150 in increments of 10. The line segment starts at left parenthesis 0 comma 130 right parenthesis, passes through left parenthesis 1 comma 65 right parenthesis, and ends at left parenthesis 2 comma 0 right parenthesis.
b.The horizontal axis labeled Hours Driven goes from 0 to 15 in increments of 1 and the vertical axis labeled Miles Remaining goes from 0 to 150 in increments of 10. The line starts at left parenthesis 2 comma 0 right parenthesis, and passes through left parenthesis 3 comma 65 right parenthesis and left parenthesis 4 comma 130 right parenthesis.
c.The horizontal axis labeled Hours Driven goes from 0 to 15 in increments of 1 and the vertical axis labeled Miles Remaining goes from 0 to 150 in increments of 10. The line starts at left parenthesis 0 comma 0 right parenthesis, and passes through left parenthesis 1 comma 65 right parenthesis and left parenthesis 2 comma 130 right parenthesis.
d.The horizontal axis labeled Hours Driven goes from 0 to 15 in increments of 1 and the vertical axis labeled Miles Remaining goes from 0 to 150 in increments of 10. The line segment starts at left parenthesis 0 comma 130 right parenthesis, passes through left parenthesis 2 comma 65 right parenthesis, and ends at left parenthesis 4 comma 0 right parenthesis.
3.Tayson walked for 8 minutes before running n laps around a track. Tayson takes 1 minute and 45 seconds to run each lap. What is the graph of the function that relates the amount of time, T, in minutes Tayson walked or ran after running n laps?(1 point)
A.A function is graphed on a first quadrant coordinate plane. The horizontal axis labeled Laps goes from 0 to 10 in increments of 1. The vertical axis labeled Time in minutes goes from 0 to 35 in increments of 1. A line starts at (0, 5) and passes through (2, 17) and (5, 35).
B.A function is graphed on a first quadrant coordinate plane. The horizontal axis labeled Laps goes from 0 to 10 in increments of 1. The vertical axis labeled Time in minutes goes from 0 to 35 in increments of 1. A line starts at (0, 8), and passes through (4, 11) and (8, 14).
C.A function is graphed on a first quadrant coordinate plane. The horizontal axis labeled Laps goes from 0 to 10 in increments of 1. The vertical axis labeled Time in minutes goes from 0 to 35 in increments of 1. A line starts at (0, 8), and passes through (4, 15).
D.A function is graphed on a first quadrant coordinate plane. The horizontal axis labeled Laps goes from 0 to 10 in increments of 1. The vertical axis labeled Time in minutes goes from 0 to 35 in increments of 1. A line starts at (0, 1.75), and passes through (1, 9.75). All coordinates are approximate.
4.Function f(x) has a slope of 32 and a y-intercept of 6. Explain how the graph of f(x) could be used to find the x-intercept.(1 point)
A.Find the x-coordinate of the point that crosses the x-axis. The x-intercept is −4.
B.Find the y-coordinate of the point where x=1. The x-intercept is 152.
C.Use the value of riserun for the function, which is 32.
D.Find the y-coordinate of the point that crosses the y-axis. The x-intercept is 6.
5.Alma's mobile phone is charged to 80% when she takes the phone off the charger. The phone's charge decreases by 15% every 2 hours. Which graph could be used to show the charge of Alma's phone, C, as a percentage as a function of t hours after Alma takes the phone off the charger?(1 point)
A.A function is graphed on a first quadrant coordinate plane. The horizontal axis labeled Time in hours goes from 0 to 12 in increments of 1. The vertical axis labeled Battery Charge in percent goes from 0 to 100 in increments of 2. A line starts at (0, 80), passes through (2, 50) and (4, 20), and ends at approximately (5.3, 0).
B.A function is graphed on a first quadrant coordinate plane. The horizontal axis labeled Time in hours goes from 0 to 12 in increments of 1. The vertical axis labeled Battery Charge in percent goes from 0 to 100 in increments of 2. A line starts at (0, 20), and passes through (4, 50).
C.A function is graphed on a first quadrant coordinate plane. The horizontal axis labeled Time in hours goes from 0 to 12 in increments of 1. The vertical axis labeled Battery Charge in percent goes from 0 to 100 in increments of 2. A line starts at (0, 80), and passes approximately through (2, 95).
D.A function is graphed on a first quadrant coordinate plane. The horizontal axis labeled Time in hours goes from 0 to 12 in increments of 1. The vertical axis labeled Battery Charge in percent goes from 0 to 100 in increments of 2. A line starts at (0, 80), passes through (4, 50) and (8, 20), and ends at approximately (10.7, 0).
b.The horizontal axis labeled Hours Driven goes from 0 to 15 in increments of 1 and the vertical axis labeled Miles Remaining goes from 0 to 150 in increments of 10. The line starts at left parenthesis 2 comma 0 right parenthesis, and passes through left parenthesis 3 comma 65 right parenthesis and left parenthesis 4 comma 130 right parenthesis.
c.The horizontal axis labeled Hours Driven goes from 0 to 15 in increments of 1 and the vertical axis labeled Miles Remaining goes from 0 to 150 in increments of 10. The line starts at left parenthesis 0 comma 0 right parenthesis, and passes through left parenthesis 1 comma 65 right parenthesis and left parenthesis 2 comma 130 right parenthesis.
d.The horizontal axis labeled Hours Driven goes from 0 to 15 in increments of 1 and the vertical axis labeled Miles Remaining goes from 0 to 150 in increments of 10. The line segment starts at left parenthesis 0 comma 130 right parenthesis, passes through left parenthesis 2 comma 65 right parenthesis, and ends at left parenthesis 4 comma 0 right parenthesis.
3.Tayson walked for 8 minutes before running n laps around a track. Tayson takes 1 minute and 45 seconds to run each lap. What is the graph of the function that relates the amount of time, T, in minutes Tayson walked or ran after running n laps?(1 point)
A.A function is graphed on a first quadrant coordinate plane. The horizontal axis labeled Laps goes from 0 to 10 in increments of 1. The vertical axis labeled Time in minutes goes from 0 to 35 in increments of 1. A line starts at (0, 5) and passes through (2, 17) and (5, 35).
B.A function is graphed on a first quadrant coordinate plane. The horizontal axis labeled Laps goes from 0 to 10 in increments of 1. The vertical axis labeled Time in minutes goes from 0 to 35 in increments of 1. A line starts at (0, 8), and passes through (4, 11) and (8, 14).
C.A function is graphed on a first quadrant coordinate plane. The horizontal axis labeled Laps goes from 0 to 10 in increments of 1. The vertical axis labeled Time in minutes goes from 0 to 35 in increments of 1. A line starts at (0, 8), and passes through (4, 15).
D.A function is graphed on a first quadrant coordinate plane. The horizontal axis labeled Laps goes from 0 to 10 in increments of 1. The vertical axis labeled Time in minutes goes from 0 to 35 in increments of 1. A line starts at (0, 1.75), and passes through (1, 9.75). All coordinates are approximate.
4.Function f(x) has a slope of 32 and a y-intercept of 6. Explain how the graph of f(x) could be used to find the x-intercept.(1 point)
A.Find the x-coordinate of the point that crosses the x-axis. The x-intercept is −4.
B.Find the y-coordinate of the point where x=1. The x-intercept is 152.
C.Use the value of riserun for the function, which is 32.
D.Find the y-coordinate of the point that crosses the y-axis. The x-intercept is 6.
5.Alma's mobile phone is charged to 80% when she takes the phone off the charger. The phone's charge decreases by 15% every 2 hours. Which graph could be used to show the charge of Alma's phone, C, as a percentage as a function of t hours after Alma takes the phone off the charger?(1 point)
A.A function is graphed on a first quadrant coordinate plane. The horizontal axis labeled Time in hours goes from 0 to 12 in increments of 1. The vertical axis labeled Battery Charge in percent goes from 0 to 100 in increments of 2. A line starts at (0, 80), passes through (2, 50) and (4, 20), and ends at approximately (5.3, 0).
B.A function is graphed on a first quadrant coordinate plane. The horizontal axis labeled Time in hours goes from 0 to 12 in increments of 1. The vertical axis labeled Battery Charge in percent goes from 0 to 100 in increments of 2. A line starts at (0, 20), and passes through (4, 50).
C.A function is graphed on a first quadrant coordinate plane. The horizontal axis labeled Time in hours goes from 0 to 12 in increments of 1. The vertical axis labeled Battery Charge in percent goes from 0 to 100 in increments of 2. A line starts at (0, 80), and passes approximately through (2, 95).
D.A function is graphed on a first quadrant coordinate plane. The horizontal axis labeled Time in hours goes from 0 to 12 in increments of 1. The vertical axis labeled Battery Charge in percent goes from 0 to 100 in increments of 2. A line starts at (0, 80), passes through (4, 50) and (8, 20), and ends at approximately (10.7, 0).
Answers
You could leave out 90% of this rambling. How the axes are divided up does not affect the calculations involved. These all seem to be about slopes, so review the topic
Related Questions
A small truck is to be driven 300 miles on a freeway at a constant speed of x miles per hour. Speed...
Suppose that the cost of operating a truck in Mexico is cents per mile when the truck runs at a ste...
A truck driver, on assignment from the owner of the truck is to drive on a 300 mile stretch of highw...