You and your brother each start a child-care service. you spend $50 on supplies and plan to charge $10 per hour. your brother spends $30 on supplies and plans to charge $8 per hour. how many hours will each of you have to work to earn the same amount of money?

answer is : muchas/tipicas

have a nice day!

~recklesschicken

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,