Respuesta :

quasarJose

Answer:

5.25

Step-by-step explanation:

      y varies directly with x

            y ∝ x

Now, let us introduce the constant of proportionality which is k;

           y  = kx

If y = 84 and x = 16; what is k;

           84  = 16k

            k  = [tex]\frac{84}{16}[/tex]   = 5.25

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