Can someone help me in these questions please

1. 44/100 = 176/400 = 220/500

2. 5/7 = 10/14 = 30/42

3. 7/9 = 35/45 = 49/63

4. 3/6 = 9/18 = 6/12

5. 2/3 = 20/30 = 8/12

6. 2/8 = 4/16 = 14/56

7. 1/5 = 8/40 = 4/20

8. 43/50 = 344/400

9. 1/2 = 7/14 = 6/12

10. 1/5 = 7/35 = 2/10

11. 5/10 = 25/50 = 50/100

12. 1/4 = 3/12 = 2/8

Step-by-step explanation:

5. 20/30, 8/12

6. 4/16, 14/56

7. 8/40, 4/20

8. 344/ 400, 215/ 250

hope this helps :)

4 and 5)16.97 or 12√2

6)15.59 or 9√3

7)y = 15.59 or 9√3     x =27

8)17.80