Chris has twice as many $1 bills as pennies. He has twice as many dimes as
he has $10 bills. He has twice as many
pennies as he has dimes. How much
money does Chris have?

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,

b. hannah is playing with her cousin at