What is the name of Dale Earnhardt Juniors mother? A.Barbara B.Brenda C.Kathy D.Kelley Answer and Feedback Answer:B do you want? view more test Xem thêm Share this post Some other questions you may be interested in. A boat can move upstream at 25 kmph and downstream at 35 kmph, then the speed of the current is? A man swims downstream 30 km and upstream 18 km taking 3 hours each time, what is the speed of the man in still water? A man swims downstream 72 km and upstream 45 km taking 9 hours each time; what is the speed of the current? A man can row 6 kmph in still water. When the river is running at 1.2 kmph, it takes him 1 hour to row to a place and black. What is the total distance traveled by the man? A boat can travel with a speed of 13 km/hr in still water. If the speed of the stream is 4 km/hr, find the time taken by the boat to go 68 km downstream. A man can row upstream 10 kmph and downstream 20 kmph. Find the man rate in still water and rate of the stream. 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: A man takes 20 minutes to row 12 km upstream which is a third more than the time he takes on his way downstream. What is his speed in still water? Speed of a boat in standing water is 9 kmph and the speed of the stream is 1.5 kmph. A man rows to a place at a distance of 105 km and comes back to the starting point. The total time taken by him is: In one hour, a boat goes 11km along the stream and 5 km against it. Find the speed of the boat in still water