Question

a boat can move downwards at a speed of 16 km per hour and upstream at a speed of 90 km per hour what is the speed of the stream and the speed of the boat in still water

━━━━━━━━━━━━━━━━━━━

plz don't post irrelevant answer​

Answer 1

Answer:

শুধু change হবে

downwarded

can be

90÷16 =ans

Answer 2

Answer:

speed of stream -> 12.5km/h

speed of boat in still water is ->3.5km/h