A man walks for 2 hours at an average average speed of 6km/hr and then rides for 3 hour at an average speed of 15 km/hr find. (a) the total distance, in km, which he travels. (b) his average speed, km/hr, the whole journey
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Answer:
5 hours-42km tak
Step-by-step explanation:
2+3=5-15×2+6×2=42
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