Q1 Draw an SDT graph for the following journey: travel at 10km/h for 2 hours. Then travel at 20 km/h for an hour. Rest for 30 mins. Travel to the starting point in a time of 1 hour.
Q2 Draw an SDT graph for the following journey: travel at 15 km/h for 2 hours, then rest for 30 mins. Travel for 30 mins at 30km/h. Return to the starting point at a speed of 10 km/h.
Q3 Draw an SDT graph for the following journey: travel at 25km/h for one and a half hours, then double this speed for the next hour. Return to the starting point using a constant speed of 12.5 km/h
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