Il test IMAT di Medicina in lingua inglese per l'anno accademico 2017-2018 somministrato dal Miur. Simulazione online con domande e soluzioni
Domanda 19 di 60
The distance from Ardale to Banby is 16 km and from Banby to Carston is a further 8 km in the same direction. David leaves Ardale at 11.00 and runs for an hour at 6 km / h. He rests for 20 minutes and then completes the rest of the distance to Banby at an average speed of 10 km / h. He chats with some friends in Banby for 20 minutes and then borrows a bicycle from one of them and cycles to Carston at an average speed of 16 km / h. David leaves Carston at 15.00 and cycles back over his route, arriving home at 15.50.
Which one of the following correctly shows David’s distance from Ardale as a function of time?