Adrianne wanted to donate some of her shoes to the homeless. she had a total of 28 pairs of shoes in her closet, 75% of them were tennis shoes. if she have all of her tennis shoes to the homeless, how many pairs of shoes does she have left? write the answer in the box:

7

Step-by-step explanation:

75% of 28 is 21

21-28=7

21 pairs donated

7 left

Step-by-step explanation:

100%-75%=25%

if 100%=28

25%?

25×28=700÷100

=7

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,