Activity Set B Write P if the ratios are Proportion and write NP if is is Not Proportion.
___1) 1:6 = 2:12
___2) 7:5 = 14:10
___3) 3:9 = 9:3
___4) 2:8 = 10:40
___5) 10:2 = 6:1
___6) 4:6 = 12:18
___7) 30:5 = 5:30
___8) 2:40 = 1:20
___9) 3:9 = 1:2
___10) 90:80 = 8:9