Every cars passing through an inner city toll road will be monitored by speed measuring radar through CCTV monitoring. Speed normally distributed with an average of 90 km/hour and a standard deviation of 10 km/hour. The regulations stipulate that a car traveling at a speed of more than 100 km/hour will be ticketed electronically. A. If one day there are 150,000 cars passing the toll road, determine how many cars will be ticketed that day? B. Determine the amount of cars that traveling at a speed between 70 and 90 km/hour? C. Determine the percentage of cars that traveling at a speed of less than 75 km/hour? D. Determine the probability of cars that traveling at a speed of more than 120 km/hour