1.

Mrs. Raveena leaves her house at 10:30 am for office and returns about 4:30 pm. What is her displacement in this time (distance between Raveena's house and office is 1 km)?

A. zero                 
B.  \[\frac{1}{6}km\]
C. 1 km               
D.          cannot say
Answer» B.  \[\frac{1}{6}km\]


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