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Let cost price of the article is Rs. ‘x’ So, Selling price of the article = 0.8 × 1.5 × x = Rs. 1.2x According to question; ⇒ 1.2x – x = 320 ⇒ 0.2x = 320 ⇒ x = 1600 Desired Percentage = [(2160 – 1600)/1600] × 100 = 35%
A man can go on a motor boat with a speed of 25 km/hour in still water to a certain upstream point and come back to the starting point in a river which ...
A swimmer can swim at a speed of 3.5 kilometers per hour in still water. If the time taken to cover a certain distance upstream is 2.5 times the time ta...
A boat travels upstream at a speed of 10 km/h and downstream at 15 km/h. If the boat travels 30 km upstream and then returns, how much time does it take...
Speed of a boat in still water is 20 km/h while the speed of stream is ____ km/h. Total time taken by the boat to go 200 km upstream and 300 km downstre...
The speed of a boat in still water is 25 km/hr. If the boat covers 160 km in upstream in 10 hours, then find the time taken by the boat to travel 204 km...
A boy can swim a certain distance downstream in 4 hours and return in 7 hours. If the rate of stream is 6 kmph then what is the speed of boy in still wa...
The speed of a boat in still water is 25 km/hr. If the boat covers 240 km in upstream in 12 hours, then find the time taken by the boat to travel 177 km...
A boat takes 14 hours to travel downstream from point P to point Q and then return to point R, which is located halfway between P and Q. If the speed of...
The speed of a boat in still water is 7 km/hr and speed of current is 3 km/hr. If time taken to cover a certain distance upstream is 10 hours, then how ...
A boat's speed in still water is 50% greater than the speed of a stream, which flows at 12 km/h. Calculate the total time it takes for the boat to cover...
