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Total time = 25+5 = 30 years Again no, of time periods for cost increment = 30/6 = 5 and no. Of time periods for rupee depreciation= 30/5 = 6 Now, the net value of the plot = 1000*(1.05)5 *( 0.98)6 = Rs. 1134
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A car has to cover a distance of 240 km in 30 hours. If it covers half of the journey in 3/5 th of the time, the speed to cover the remainin...
Speed of boat is 10 km/hr. Speed of the stream is 20% less than speed of boat. Then find time taken by boat to go 90 km downstream?
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A man rows upstream 10 km and downstream 15 km taking 5 hours each. Find the speed of current.
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A boat goes 52 km in upstream in 4 hours and takes 3 hours to complete a distance of 21 km in downstream. Find the speed of boat in still water.
A boat can travel 42 km downstream in 60 min. The ratio of the speed of the boat in still water to the speed of the stream is 5: 2. How much time will t...