the speed of a boat in still water is xkm/h and speed of stream is 3km/hr. (1)write the speed of boat upstream,in terms of x
(2)write the speed of boat downstream,I. terms of x.
(3)if the boat goes 15km.uostream and 22km downstream in 5 hours ,write an equation in X to represent a statement
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Answer:
upstream =x-3km/hr
downstream =x+3km/hr
15/×-3+22/×+3=5
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