Pl Hel 15 points
Select all of the ratios that are equivalent to 1:5.
8 to 40
3/20
2/10
6:30
2/9
5 to 20

8 to 40, 2/10, 6:30

Step-by-step explanation:

8:40 -> 8 / 8 : 40 / 8 -> 1:5 WORKS

3:20 -> 3 / 3 : 20 / 3 -> Doesn't work

2:10 -> 2 / 2 : 10 / 2 -> 1:5 WORKS

6:30 -> 6 / 6 : 30 / 6 -> 1:5  WORKS

2:9 -> 2 / 2 : 9 / 2 -> Doesn't work

5:20 -> 5 / 5 : 20 / 5 -> 1:4 -> Doesn't work

 8 to 40, 2/10, 6:30

8 to 40

2/10

6:30

Hope this helps

-Amelia

b and c

step-by-step explanation: