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Question 1 of 4
At 7 a.m. , a motorboat set off on its journey.
It sailed a distance of 162 km between beach A and beach B .
Its average speed between beach A and beach B was 27 km/h.
It then sailed 198 km from beach B to beach C at an average speed of 22 km/h.
What is the total time taken by the motorboat for the whole journey ?