A train travel 100 km at uniform speed . if speed had been 5km / hour less than it have taken 2 hours more to cover same distance find speed of train
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Two equations with two unknowns. Use s=vt. s = 120 km. so
120 = vt. (1)
when v:=v+6 => t:=t-1. so
120 = (v+6)(t-1) (2)
Up to you to solve…
120 = vt. (1)
when v:=v+6 => t:=t-1. so
120 = (v+6)(t-1) (2)
Up to you to solve…
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