Question

V. Show that 30, 40, 45, 60 are in proportion. thot 36 19 6 7 are not in proportion.​

Answer 1

Step-by-step explanation:

30:40=30/40=3/4

45:60=45/60=45÷15/50÷15=3/4

So 30:40::45:60

But

36:19=36/19

6:7=6/7

which are bot equal,so

36:19 bot propotional 6:7