how to solve

Asked by an943875 | 13th Oct, 2020, 02:28: PM

Expert Answer:

begin mathsize 16px style straight a. space 5 over 10 of space 40 space equals space 5 over 10 cross times 40 equals space 5 cross times 4 space equals space 20
straight b. space 2 over 5 of space 75 space equals space 2 over 5 cross times 75 space equals space 2 cross times 15 equals space 30
straight c. space 2 over 9 of space 81 space equals space 2 over 9 cross times 81 space equals space 2 cross times 9 equals space 18
end style

Answered by Yasmeen Khan | 14th Oct, 2020, 10:30: AM