Question Bank / Math / Linear Functions
Linear functions SAT question
Math · Algebra · Easy · Answer it here, explanation included.
For a training program, Juan rides his bike at an average rate of minutes per mile. Which function models the number of minutes it will take Juan to ride miles at this rate?
ExplanationShow
Choice D is correct. It′s given that Juan rides his bike at an average rate of minutes per mile. The number of minutes it will take Juan to ride miles can be determined by multiplying his average rate by the number of miles, , which yields . Therefore, the function models the number of minutes it will take Juan to ride miles.
Choice A is incorrect and may result from conceptual errors.
Choice B is incorrect and may result from conceptual errors.
Choice C is incorrect and may result from conceptual errors.
Drill this skill on Aceit
Adaptive practice, a daily plan, and score tracking take a free account so we can save your work.
More Linear functions questions
- A rectangle has a length that is 15 times its width. The function y=15ww represents this situation, where y is the area, in square feet, of the rectangle and y>0. Which of the fo
- The total cost f(x), in dollars, to lease a car for 36 months from a particular car dealership is given by f(x)=36x+1,000, where x is the monthly payment, in dollars. What is the
- A window repair specialist charges $220 for the first two hours of repair plus an hourly fee for each additional hour. The total cost for 5 hours of repair is $400. Which function
- The function h is defined by hx=4x+28. The graph of y=hx in the xy-plane has an x-intercept at a,0 and a y-intercept at 0,b, where a and b are constants. What is the value of
- An economist modeled the demand Q for a certain product as a linear function of the selling price P. The demand was 20,000 units when the selling price was $40 per unit, and the de
- The quadratic function h is defined as shown. In the xy-plane, the graph of intersects the x-axis at the points and , where t is a constant. What is the value of t ?