Physic

A river 1.00 mile wide flows with a constant speed of 1.00 mi/h. A woman leaves from a point on the river bank. The woman rows a boat 1.00 mi directly upstream and returns to the starting point. Her speed in still water is 2.00 mi/h. The travel time for the woman is
A) 2.00 h. B) 1.15 h. C) 1.00 h. D) 1.33 h. E) 0.67 h.

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  1. From Dictionary.com.

    physic
    [fiz-ik]
    Spell Syllables
    Word Origin
    noun
    1.
    a medicine that purges; cathartic; laxative.
    2.
    any medicine; a drug or medicament.

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    Ms. Sue
  2. since time = distance/speed,

    1/(2-1) + 1/(2+1) = 1/1 + 1/3 = 4/3

    Looks like (D) to me

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