The equation for this parabola would be
Attached the solution in the boxes in order.
Not sure but I would say 0.1 again I am not sure that that is what is asking for
Pounds because I don't think that a sink weighs a ton and ounces would be far to complex. Plus, you are measuring the capacity of a sink...
Sorry if the answer sucks! I'm new at this and not all that smart...