Solving Proportions for b, Quiz 4, Level 3

Solving Proportions for b, Quiz 4, Level 3

Click on the correct answer choice. (Where appropriate, answers are to the nearest hundredth.) When you have completed the quiz, press the "Get Score" button.

1. Solve for b: a/b = c/d. 18 : b = 4 : 19
4.22
14.5
23.5
85.5

2. Solve for b: a/b = c/d. 4 : b = 30 : 30
30.13
4
225
29.87

3. Solve for b: a/b = c/d. 11 : b = 28 : 20
19.61
20.39
50.91
7.86

4. Solve for b: a/b = c/d. 19 : b = 10 : 11
20.9
5.79
9.1
12.9

5. Solve for b: a/b = c/d. 4 : b = 21 : 27
141.75
26.81
5.14
27.19

6. Solve for b: a/b = c/d. 9 : b = 24 : 32
85.33
31.63
32.38
12

7. Solve for b: a/b = c/d. 1 : b = 21 : 46
2.19
966
45.95
46.05

8. Solve for b: a/b = c/d. 12 : b = 11 : 32
34.91
29.33
30.91
33.09

9. Solve for b: a/b = c/d. 8 : b = 22 : 47
47.36
17.09
129.25
46.64

10. Solve for b: a/b = c/d. 19 : b = 13 : 38
55.54
26
36.54
39.46

Score =
Correct answers: