Respuesta :

PrettyAwesomeSmart
y varies inversly as x, so: 

y = k/x, where k is the constant of proportionality, so: 

4.5 = k/3.25, so 

k = 4.5 x 3.25, so 

k = 14.625, and 

y = 14.625/x 

when y = 3.75, 

3.75 = 14.625/x, so 

x = 14.625/3.75, so 

x = 3.9

Answer:
B. 3.9

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