Answer:
k(constant) = 54
Step-by-step explanation:
[tex]\rm y = \frac{k}{x}[/tex]
Given that y = 3 when x = 18
[tex]\implies \rm 3 = \frac{k}{18}[/tex]
[tex]\implies \rm 3(18) = k[/tex]
[tex]\boxed{\rm 54 = k}[/tex]
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