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4 votes
_______ :21=5:7

10:100=_______:200



12:28=_________:7


48:_________=8:9


36:75=12:________


56:120=_______:8


2:4=________:2


45:________=15:20



_______:65=9:13


180:210=_______:35



63:_______=7:8



48:72=4:_______



________:100=6:10



36:108=6:________



3:________=1:3




_________:180=8:20



81:126=9:_______



________:33=2:3

_______ :21=5:7 10:100=_______:200 12:28=_________:7 48:_________=8:9 36:75=12:________ 56:120=_______:8 2:4=________:2 45:________=15:20 _______:65=9:13 180:210=_______:35 63:_______=7:8 48:72=4:_______ ________:100=6:10 36:108=6:________ 3:________=1:3 _________:180=8:20 81:126=9:_______ ________:33=2:3-example-1
User Gramm
by
8.5k points

2 Answers

4 votes

Answer:

1. 15 :21=5:7

2. 10:100=20:200

3. 12:28=3:7

4. 48:54=8:9

5. 36:75=12:25

6. 56:120=3.73..:8

7. 2:4=1:2

8. 45:60=15:20

9. 45:65=9:13

10. 180:210=30:35

11. 63:72=7:8

12. 48:72=4:6

13. 60:100=6:10

14. 36:108=6:18

15. 3:9=1:3

16. 72:180=8:20

17. 81:126=9:14

18. 22:33=2:3

User Michel Lemay
by
8.1k points
2 votes

Answer:

Explanation:

1) 10:18=5:9

2) 15:21=5:7

3) 10:100=20:200

4) 12:28=3:7

5) 48:54=8:9

6) 36:75=12:25

7) 56:120=3.733:8

8) 18:24=6:8

9) 2:4=1:2

10) 45:60=15:20

11) 45:65=9:13

12) 180:210=30:35

13) 63:72=7:8

14) 48:72=4:6

15) 60:100=6:10

16) 36:108=6:18

17) 3:9=1:3

18) 72:180=8:20

19) 81:126=9:14

20) 22:33=2:3

User KingsInnerSoul
by
8.3k points

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