solve each proportion. Find the value of n.
15. 5/20=n/4
16. n/15=30/45
17. 2/50=n/75
18. n/7=5/35
19. n/50=10/100​


Sagot :

15. 5/20 = 1/4

16. 10/15=30/45

17. 2/50 = 10/75

18. 1/7=5/35

19. 5/50=10/100