Catalina's mother went to the bank to take out $40. She asked for 50% of the $40 in dollar bills. How much money did she receive in dollar bills?

$20

Step-by-step explanation:

She came out with $20 because 40*.5 Is 20. Then you subtract the diffrence which is 20 and 40 which equals $20

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,

inch

step-by-step explanation:

yard and mile are too big.