Question 409357
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Hi
Using the point-slope formula, {{{m =(y[2] - y[1])/(x[2] - x[1])}}}
(1/2, 3/5) and 
(1/4, 1/3)  

(2/4, 9/15) and 
(1/4, 5/15)  {{{m = (4/15)/(1/4) = 16/15}}}