Question

. Find the missing term in each proportion.
17.) 3:4 = N:28
18.) 3:5 = N: 60
19.) 4: N = 20:45
20.) 2:7 = 30:N
21.) N:33 = 5:3​

Answer 1

Step-by-step explanation:

1. 3:4 = 3*7:4*7=21:28
2. 3:5=12*3:12*5=36:60
3. 20/5:45/5=4:9=20:45
4. 2:7=2*15:7*15=30:105
5. 11*5:11*3=55:33=5:3