Anish drove for 4 hours at a speed of 60 kw and the next 2 hours at a speed of 40kmh. What was his average speed for the whole jouney?
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Answer:
50 km/hr
Explanation:
D1= 4*60= 240 km
D2= 2*40= 80 km
Avg speed= Total distance/ Total time
=> D1+ D2/ 4+2
=> 240+ 80/6
=> 300/6
=> 50 km/hr
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