A motorboat covers the distance between two spots on the river in 8 h and 12 h downstream and upstream respectively. The time required by the boat to cover this distance in still water is
Text Solution
Verified by ExpertsThe correct answer is:
B
Let u and v be the velocity of boat in still water and velocity of river respectively. If x is the distance between the two spots, then
(for downstream)
(for upstream)
On adding
Time required by boat in still water
Prepare Smarter with CGP Edu
Get practice questions, solutions, and test series in one place.
Write a Review
Share your experience with this question and solution.
Commentary
Send your comment, doubt, correction, or feedback to admin.
Similar Questions
Explore conceptually related problems
A particle moving in a straight line covers half the distance with speed of 3 m/s . The other half …
A particle starts from rest. Its acceleration ( a ) versus time ( t ) is as shown in the figure. Th…
A car accelerates from rest at a constant rate for some time, after which it decelerates at a cons…
A stone dropped from a building of height and it reaches after seconds on earth. From the same bu…
A ball is projected upwards from a height above the surface of the earth with velocity . The time…
A particle is dropped vertically from rest from a height. The time taken by it to fall through succ…