Assertion: speed | /r/CapableOf | find the speed of the boat
Facets:
value: in water
type: LOCATION
Source sentences:
text: mathematics a boat travels 12 km upstream and back in 1 hour and 45 min.if the speed of the current is 3 km/h throughout,find the speed of the boat in still water,giving your answer correct to 3 decimal place.