সব প্রশ্নে ফিরে যান
Math
A boat sailing against a stream of river takes 6 hours to travel 24 kms, while sailing with the stream it takes 4 hours to travel the same distance. What is the speed of the stream?
A) 1/2 km/hr
B) 1 km/hr
সঠিক উত্তর
C) 2km/hr
D) 1.5 km/hr