Andrew has 40/100 of dollars. What are two possible combinations of coins that he could have?

1- 40 pennies

2- 4 dimes

Step-by-step explanation:

one penny is one cent => 40 pennies is 40 cents

one dime is 10 cents => 4 dimes is 40 cents

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,