Start learning 50% faster. Sign in now
Speed of boat in still water is 7km/hour Let the Speed of Stream be x Km/hour 36/(7+x) + 36/(7-x) = 21 24 = 49- x^2 x = 5 km/hour Now, the speed of Boat for the journey from A to B to take time 108 minutes is Speed of boat = y km/hour , Speed of stream =5km/hour , Time = 108 minutes (y+5) = (36×60)/108 = 20km/hour y+5 = 20 y = 15km/hour ∴ Speed of Boat must be 15km/hour
Which freedom fighter is popularly known as Lok Nayak?
Which of the following term is used in banking and finance to describe businesses that have a significant economic impact on the global economy and whos...
Who among the following Mauryan kings turned to Buddhism and its tenet of nonviolence after the Kalinga war?
Which of the following is not in the top five of the world's most recognizable brands?
Which biome is found in the northern parts of Asia, Europe and North America where 300 to 900 millimetres (12 to 35 in) of rain can be expected per year?
Who among the following contemporary style dancers was the first Indian dancer to receive the dance WEB Europe Scholarship? He/She also won the 2002 Am...
Where are the famous Ajanta Caves located?
‘Dakar Declaration’ is a joint statement related to
Kalibangan, the Indus Valley site, is in:
______of the Directive Principles of State Policy deals with the promotion of international peace and security.