Answer:
1. 8:n = 9:5
9n = 40
9 9
n = 4.44
2. 4:20 = 8:n
4n = 160
4 4
n = 40
3. n:16 = 8:4
4n = 128
n = 32
4. 2:6 = 28:n
2n = 168
2 2
n = 84
5. n:80 = 75:48
48n = 6000
48 48
n = 125
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Answer:
1. 8:n = 9:5
9n = 40
9 9
n = 4.44
2. 4:20 = 8:n
4n = 160
4 4
n = 40
3. n:16 = 8:4
4n = 128
4 4
n = 32
4. 2:6 = 28:n
2n = 168
2 2
n = 84
5. n:80 = 75:48
48n = 6000
48 48
n = 125