The ratio of books to magazines in the classroom is 7:3. If there are 28 books in the classroom, how many magazines are in the classroom?

Step-by-step explanation:

7 books3 magazines

14 books6 magazines

21 books9 magazines

28 books12 magazines

of course we ca do it

7/3=28/x

x=(3*28)/7=12

circle area = pi * radius^2

if diameter = 10 then radius = 5

circle area = pi * 5^2

circle area = pi * 25

circle area = 78.5398163397 square units

step-by-step explanation:

what is the answer?