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A teacher is traveling in his car from city A to city B and back to his house. In the journey from city A to
A teacher is traveling in his car from city A to city B and back to his house. In the journey from city A to city B, he is traveling with the constant speed of 40 kph, and with the 45 kph in returning back. If the total journey took 3 hours to complete, find the average speed of the car for the whole journey. Given: Required: Solution
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Complete Physics For Cambridge IGCSE RG
Authors: Stephen Pople
3rd Edition
019830871X, 978-0198308713
