10:14 PM Thu Jun 15 85% 89 Q Mastery+Assignment+4-1 ~ + X participation 4 X 210B+Unit+6+... X 210B+Unit+7+... X 210B+Unit+8A... X Mastery+... (c) Estimate the waiting time if the width is increased to 27 ft and R decreases to 0.18. (d) What is the rate of increase o in waiting time per 1-ft increase in width when w = 30 ft and R = 0.3 vehicle per second