Travis rode during the first 4 hours of a bike trip. Travis plans to keep the same speed for the rest of the trip. Which ordered pair shows a equivalent ratio of hours to miles?
A. (6,66)
B. (8,80)
C. (70,7)
D. (90,9)

The table represents a linear function. what is the slope of the function? –6 –4 4 6

The function a represents the cost of manufacturing product a, in hundreds of dollars, and the function b represents the cost of manufacturing product b, in hundreds of dollars. a(t) = 5t + 2 b(t) = 7t - 2t +4 find the expression that describes the total cost of manufacturing both products, a(t) + b(t). a. 7t^2 - 7t + 2 b. 7t^2 + 3 +6 c. 7t^2 + 7t - 6 d. 7t^2 - 3t + 6

What is the absolute value of the complex number -4-sqrt2i