A person crosses a 600 m long street in 5 minutes, What is his speed in km per hour?
A) 3.6
B) 7.2
C) 8.4
D) 10
Answers
Answered by
8
Step-by-step explanation:
- speed = dist÷time
- speed =600÷300 (as 1min =60sec then 5min =300 sec)
- so, speed = 2m/s
- convert it to km/hr
- speed =2×18÷5
- speed =7.2 km/hr
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