Question

A running man crosses a bridge of length
800 meters in 4 minutes. At what speed
he is running?
O 13 km/hr
o 12 km/hr
o 11 km/hr
O 10 km/hr​

Answer 1

Answer:

13km/hr

Step-by-step explanation:

minutes converted into hours and meters converted into km

Answer 2

Step-by-step explanation:

a man runs 800 m in= 4mins

so in 60 minutes, he will run=800*60/4=12000m

so he is running at a speed of 12 km/h

hope it helps

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