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18.
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A
man can row upstream at 8 kmph and downstream at 13 kmph. The speed of the
stream is
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|
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A.
2.5 km/hr
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B. 4.2 km/hr
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|
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C. 5 km/hr
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D. 10.5 km/hr
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Answer:
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Speed
of stream
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= 1
/ 2 (13 - 8 )kmph
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=
1/2 x 5
|
|
=5
/2
|
|
=
2.5
|
Title : BOATS and STREAMS Q18
Description : 18. A man can row upstream at 8 kmph and downstream at 13 kmph. The speed of the stream is A. 2...
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