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11: If 3/4 = n/12, then n =
a. 6 b. 9 c. 15 d. 18​


Sagot :

Answer:

11: If 3/4 = n/12, then n =

a. 6

b. 9

c. 15

d. 18​

Explanation:

3/4 = n/12 can also be written as 3:4 = n:12.

Let us find the product of the means, and the product of the extremes, and their products must be equal.

Means: (4) (n)

Extremes: (3) (12)

(4)(n) = (3)(12)

4n = 36

[tex]\frac{4n}{4} =\frac{36}{4}[/tex]

n = 9