anna marie runs east with a speed of 5km in 2hours and another 7.5km in five hours.
1.What is her average speed for the whole journey?
2.What is her average velocity for the whole journey?
Answers
Answered by
0
Answer:
2,5 km per hour
Step-by-step explanation:
1.025+2.5=3.5
displacement/time
Answered by
3
Step-by-step explanation:
total distance= 5+7.5=12.5km
total time=2+5=7hr
average speed=total distance/total time
12.5/7 =1.8km per hr
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