Let the cost price of the article = Rs. '100y' According to the question, 100y X 1.36 X 0.75 = 100y + 30 Or. 102y = 100y + 30 So, y = (30/2) = 15 So, cost price of the article = 15 X 100 = Rs. 1500 So, desired selling price = 1500 X 1.2 - 80 = Rs. 1,720
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If the sum of upstream and downstream speed is 32 km/hr and the speed of the current is 6 km/hr. Then find time taken to cover 44 km in downward?
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Speed of boat in still water is 60% more than speed of current and total time takes by boat to cover certain distance going downstream and upstream is ...
A man takes 12 hours to row 21 km upstream from point A to point B and back to A by boat. If he takes the same time to row 7 km downstream as upstream. ...
