What is the distance between the points 'A' and 'B' ?
I) The velocity of the stream is 2Km/hr and the speed of the boat in still water is 15Km/hr.
II) The boat takes 30 hours to travel down stream from point 'A' to point 'B' and coming back to point 'C' which is in the midway between 'A' and 'B'

A

if the statement I alone is sufficient to answer the question.

B

if the statement II alone is sufficient to answer the question.

C

if the statements I and II together are sufficient to answer the question but neither statement alone is sufficient.

D

if both the statements I and II together are not sufficient to answer the question and additional data is required.