Class 10 Maths · Pair of Linear Equations in Two Variables · NCERT Exercise 3.4 · Question 8
A motor boat can travel 30 km upstream and 28 km downstream in 7 hours. It can travel 21 km upstream and return in 5 hours. Find the speed of the boat in still water and the speed of the stream.
Answer
Speed of boat in still water km/h; speed of the stream km/h.
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