Question
The Great Wall of China was built during which
dynasty?Solution
The Great Wall of China was originally built during the Qin Dynasty under Emperor Qin Shi Huang.
The ratio of the speed of boat ‘A’ in still water, the speed of boat ‘B’ in still water and the speed of the current is 11:5:2, respectively. If...
A man row a boat 1 km in 5 min, along the stream and 6 km in 1hrs against the stream, The speed of the stream will beÂ
A boat can travel 12 km more in downstream than that in upstream, in 3 hours while the difference between the time taken by the same boat to travel 180 ...
A boat can cover 60 km in still water and 75 km in downstream in 4 hours and 3 hours respectively. Find the time taken by the boat to cover 60 km upstre...
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A boat sails 150 km in downstream direction in 5 hours. If the upstream speed is one-third of its downstream speed, calculate the time it will take to c...
The speed of a boat in still water is 45 km/hr, and the speed of the stream is 5 km/hr. The boat takes 30 minutes longer to cover a distance of x km ups...
The time taken by a boat to travel a certain distance downstream is in the ratio 4:5 compared to the time taken to travel the sam...
Speed of a boat in still water is three times the speed of the boat in upstream. If the boat takes 40 minutes to cover 15 km in downstream, then find th...
A boat takes 34 hours to travel from P to Q upstream and from Q to P downstream. If the speed of the boat in still water is 8.5 km/h and the speed of th...
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