Can anyone help me on the top two

asked Nov 18, 2020 12.7k views

5 votes

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4 votes

Answer:

14) y = 81

15) n = 6

Explanation:

14)

54:30 = y:45

cross multiply: 45(54) = 30y, so y = 81

15)

6:3 = 12:n

cross multiply: 12(3) =6n, so n = 6

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