1. Which ratios form a proportion? Use equivalent ratios to test each pair.
A. 4/9, 2/3
B. 6/15, 9/12
C. 12/16, 15/20
D. 18/ 20, 24/30

2. Which ratio forms a proportion with 20/30? Use equivalent ratios to test each ratio.
A. 16/24
B. 10/20
C. 17/51
D. 16/60

3. Which ratios form a proportion? Use cross products to test each pair.
A. 15/40, 35/90
B. 18/22, 45/55
C. 12/55, 33/121
D. 17/31, 32/45

Question

1.	Which ratios form a proportion? Use equivalent ratios to test each pair.
A.	4/9, 2/3
B.	6/15, 9/12
C.	12/16, 15/20
D.	18/ 20, 24/30

2.	Which ratio forms a proportion with 20/30? Use equivalent ratios to test each ratio.
A.	16/24
B.	10/20
C.	17/51
D.	16/60

3.	Which ratios form a proportion? Use cross products to test each pair.
A.	15/40, 35/90
B.	18/22, 45/55
C.	12/55, 33/121
D.	17/31, 32/45

anonymous · Answer

4.	Which ratios form a proportion? Use cross products to test each pair.
A.	9/17, 27/50
B.	12/35, 24/75
C.	15/55, 32/121
D.	12/35, 20/70

5.	Which ratios do not form a proportion?
A.	24/96, 27/108
B.	17/102, 12/70
C.	21/51, 35/85
D.	45/75, 63/105