Question

SOLVE THIS QUESTION ​

Answer 1

1:2,1:2,2:4,3:6,4:8,5:10

2:3,2:3,4:6,6:9,8:12,10:15

5:7,5:7,10:14,15:21,20:28,25:35

3:4,3:4,6:8,9:12,12:16,15:20

4:5,4:5,8:10,12:15,16:20,20:25