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Veseljchak [2.6K]
3 years ago
9

Solve the following proportion 9/x = 3/12 A. 36 B. 6 C. 24

Mathematics
1 answer:
GaryK [48]3 years ago
3 0

Answer:

A

Step-by-step explanation:

\frac{9}{x}=\frac{3}{12}\\\\

Cross multiply,

9*12 = x*3

\frac{9*12}{3}=x

x = 3*12

x = 36

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