A man’s speed with the current is 15 km/hr and the speed of the current is 2.5 km/hr.The man’s speed against the current is :	Choose the correct choice from the following answers: A) 8.5 km/hr B) 9 km/hr C) 10 km/hr D) 12.5 km/hr E) None of these
Solution   Man’s rate in still water =(15-2.5) km/hr = 12.5 km/hr.   Man’s rate against the current = (12.5-2.5)km/hr = 10 km/hr. Answer 10 km/hr
<result>C</result>
A man’s speed with the current is 15 km/hr and the speed of the current is 2.5 km/hr.The man’s speed against the current is :