An old lady crosses an 800 m long street in 10 min. What is her speed

1.	An old lady crosses an 800 m long street in 10 min. What is her speed in km/h?
A.	4.8
B.	3.6
C.	5.4
D.	0.6
Answer» B. 3.6

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An old lady crosses an 800 m long street in 10 min. What is her speed in km/h?

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