Question

17. A boat can row 15 km/hr-in still water. If the speed
of stream is 3km/hr-, it takes 2.5 hours more to
go upstream then going the same distance
downstream. How far is the place
(a) 45 km.
(b) 60 km.
(C) 54 km.
(d) 72 km.
(e) 90 km.​

Answer 1

45 because i dont know me 1 miniuite hu