Answer : 2 3 kmph Explanation : Answer: B) 3 kmph Explanation: Let the speed of the stream = x kmph From the given data, 129 x 129-x=3 hrs3x2 = 27 =
Answer : 2 3 kmph Explanation : Answer: B) 3 kmph Explanation: Let the speed of the stream = x kmph From the given data, 129 x 129-x=3 hrs3x2 = 27 =