সব প্রশ্নে ফিরে যান
Math
A boat traved with a speed of 10 km/hr in still water. If the speed of the stream is 3 km/hr then find time taken by boat to travel 52 km downstream.
A) 2 hrs
B) 4 hrs
সঠিক উত্তর
C) 6 hrs
D) 9 hrs