A ferry boat sails east across a lake at 10 km/h. A woman is walking east on the boat at 1.5 km/h. What is her speed relative to the b

Question

A ferry boat sails east across a lake at 10 km/h. A woman is walking east on
the boat at 1.5 km/h. What is her speed relative to the boat?
A. 8.5 km/h west
B. 8.5 km/h east
C. 1.5 km/h east
O D. 1.5 km/h west

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Kim Chi 5 years 2021-08-09T01:43:33+00:00 1 Answers 14 views 0

Answers ( )

  1. thuthao
    0
    2021-08-09T01:44:34+00:00
    Reply

    Answer:

    B

    8.5 km/h east

    Explanation:

    Relative velocity= Va -Vb

    =10-1.5

    =8.5 km/h east

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