Question
Which of the following four-firm concentration
ratios is most consistent with monopolistic competition?Solution
The four-firm concentration ratio is the percentage of the value of sales accounted for by the four largest firms in the industry. A ratio of less than 40 percent: indication of monopolistic competition.
A boat covers 180 km each in upstream and downstream in a total time of 10 hours. It also takes 5 hours to travel 40 km upstream and 140 km downstream. ...
The ratio of the speed of the boat in upstream to that of in downstream is 3:4, respectively. If the speed of the current is 5 km/h, then find the speed...
In still water, the speed ratio of boats A and B is 10:7. Boat A’s still-water speed is twice the stream speed. If A covers 180 km downstream in 6 hou...
A boat can cover 130 km in downstream in 10 hours and 120 km in upstream in 8 hours. Find the speed of boat in still water
The stream flows at 2 km/h. A boat takes 1 hour more to cover 36 km upstream than it takes to go 40 km downstream. What is the distance the boat can cov...
A boat can cover 150 km in downstream in 15 hours and 120 km in upstream in 12 hours. Find the distance travelled by the boat in still water in 5 hours.
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The speed of a boat in still water is 32km/hr and the speed of the current is 8km/hr. It takes a total of 15hours to row to upstream from Point A to B a...
The speed of Boat is given as 20 km/hr and 28 km/hr while travelling to Upstream and downstream individually.Then, the boat travelled for ‘T’ hours ...
A boat running downstream covers a distance of 30 km in 2 hrs and covering the same distance upstream in 10 hrs. What is the speed of a boat in still wa...
