A​ salesperson's ratio of successful signups to the number of people called is . 0. 425 This​ month, the salesperson had 85 signups. How many people did the salesperson call this​ month?

Step-by-step explanation:

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the answer are in two half parts please manage it properly.

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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