At the same time, two trains start toward each other on parallel tracks, 450 miles apart. train a’s constant rate is 55 mph. train b’s is 65 mph. how long before they pass each other?
a. 5.25 hours
b. 3.75 hours
c. 2.25 hours
d. 1.75 hours
which one im confuzzled

Me i need ! find the asymptote and determine the end behavior of the function from the graph. the asymptote of the function is= blank 1 . for very high x-values,y =blank 2 options for blank 1 x=2 x=-2 x=3 x=-3 blank 2 options moves towards negative infinity moves toward the horizontal asymptote moves toward the vertical asymptote moves toward positive infinity