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Questions  >>  Olympiad-Math  >>  Class 9  >>  Linear Equations
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A Person can row 8 km upstream and 24 km down stream in 4 hours. He can row 12 km downstream and 12 km upstream in4 hours. Find the speed of the person in still water and also the speed of the current.


( A ) 8km/hr,4km/hr
( B ) 6km/hr,3km/hr
( C ) 16km/hr,8km/hr
( D ) 18km/hr,9km/hr

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