Question

please answer it and don't answer like like my answers than I will or follow me than I will answer. pls don't type like that if u will I will report if u answer not like it I will follow you so pls answer it ​

Answer 1

Answer:

2/5 = 4/10 , 6/15 , 8/20

3/7 = 6/14 , 9/21 , 12/28

1/5 = 2/10 , 3/15 , 4/20