Smith Engineering is in the process of reviewing the salaries of their surveyors. During this​ review, the company found that an experienced surveyor can survey a roadbed in 3 hours. An apprentice surveyor needs 10 hours to survey the same stretch of road. If the two work​ together, find how long it takes them to complete the job.

correct choice is b

step-by-step explanation:

when you calculate the average rate of change of a function, you are finding the slope of the secant line between the two points. for the function the average rate of change from point to point can be calculated as

to find the average rate of change from day 2 to day 10, note that at day 2, 8 houses were sold, so a(2,8) and at day 10, 2 houses were sold, so b(10,2). thus,

answer: you need the equation in the question so i can answer it

step-by-step explanation:

she was supposed to add the hours(38.5) and multiply the amount of money she earned(7.50) resulting in $288.75 .

correct me if i'm wrong and if it is i'm truly sorry.