Arecent survey of 300 pet owners that have either cats or dogs reveals that two thirds are dog owners. if there are 20,000 registered cat owners how many dog owners are there?

40,000 Dog owners :3

for this case we have by definition, if two lines are perpendicular, then the product of their slopes is -1.

then, given the following line:

so,

we are looking for m_ {2}:

then, the line is given by:

we find "b" replacing the given point:

finally, the equation is:

option c

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