Answer:
11. 2:6=10:30
12. 8:12=2:3
13. 9:6=45:30
14. 6:12=16:32
15. 5:4=25:20
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Answer:
11. 2:6=10:30
12. 8:12=2:3
13. 9:6=45:30
14. 6:12=16:32
15. 5:4=25:20