On the treadmill, Bethany walks at a rate of 3 steps every 2 seconds. At this rate, how many seconds will it take Bethany to walk 60 steps?

step-by-step explanation:

the answer is a

step-by-step explanation:

what is the original number? you forgot to add it.

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