Dhiman goes school which is 5 km from home takes 30 minutes &back home in 20 minutes the average speed will be
1. 10 km/hr
2. 10.5 km/ hr
3. 12km/hr
4. 15 km/ hr
Give explainnation
Answers
Answered by
1
Answer:
12 km/hr
Step-by-step explanation:
Average speed=Total distance travelled
Total time taken
Average speed=5+5/30+20
10/50 km/min
1 min=1/60 hr
50 min=50/60 hr=5/6 hr
Average speed=10 X 6/5
12km/hr
Answered by
0
Answer:
15 km/hr
hope you understand it
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