Question
If a mirror is placed on the line AB, then out of the
option figures which figure will be the right image of the question figure?Solution
A boat goes 40km upstream in 8 hours and 36km downstream in 6 hours. The speed of the boat in still water.
A man can row 8 km/hr in still water. If the speed of the current is 2 km/hr, it takes 5 hours more in upstream than in the downstream for the same dist...
When travelling downstream, a boat takes 7 hours to travel 280 km. If the speed of the stream is (2/5)th of downstream speed of the boat, the...
Speed of a boat in still water to speed of boat in upstream is 7:5. If the boat can travel 360 km in downstream in 5 hours, then find the time taken by ...
A boat can cover 120 km in upstream in 6 hours and 180 km in downstream in 3 hours. Find the speed of the stream.
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...
A boat covers a distance of 240 km downstream in 8 hours. If the ratio of upstream speed to downstream speed of the boat is 2:5, then find the distance ...
A submarine can navigate 112 km upstream and 130 km downstream, and it takes a total of 8 hours and 6 minutes to complete this journey. Now, the task is...
The speed of the boat A and B in still water are in the ratio 15:13. The speed of the current for both boats is 16 km/hr. If the sum of time taken by bo...
The speed of a boat in still water and the speed of the stream are in the ratio 7:2. If the boat takes 12 hours to travel 240 km upstream, how long will...
