Question
Sam talks about an example of an igneous rock. Which of
the following can it be?Solution
The correct answer is B
The time taken by the boat to cover (d+130) km distance in downstream is 1.9 hours less than the time taken by the same boat to cover (d-45) km distance...
A boat takes 1/4th time in moving a certain distance downstream than upstream. The ratio of the speed of the boat in still water and that of current is?
A boat covers 30 km downstream in 60 minutes. If the ratio of the speed of the boat in still water to that of the speed of the stream is 8:4, respective...
- A boat takes 9 hours more to cover 270 km upstream than to travel 180 km downstream. If the speed of the boat is ‘4x’ km/hr and the speed of the stream...
The speed of a boat in still water is 12 times the speed of the stream. If the difference between the upstream and downstream speed of the boats is 20 k...
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 8:6:2, respectively. If ...
A boat covers a certain distance against the stream in 9 hours 36 min and it covers the same distance along the stream in 8 hours. What is the ratio of ...
P and Q can complete a work in 24 days and 36 days, respectively. P, Q and R together can complete the work in 12 days. If R get a total wage of Rs. 612...
Speed of a boat in still water to speed of boat in upstream is 7:4. If the boat can travel 450 km in downstream in 5 hours, then find the time taken by ...
- The speed of a boat in still water is 1.5 times more than that of the current. If the boat takes 15 hours to cover 180 km upstream, then find the time take...
