A person buys 5 tables and 9 chairs for Rs. 15400.He sells tables at 10% profit and chairs at 20% profit. If his total profit on selling all tables and chairs is 2080 Rs. What is the cost price of 3 chairs?
77 unit =15400 1unit =200 Cost of 9 chairs =200×27=5400 Then, cost of 3 chairs =5400/3=1800 Rs.
A 725 m long train passes a tunnel 235 m long in 48 seconds. Find the speed of the train.
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Time taken by a boat to travel certain distance in upstream direction is twice the time taken by the boat to cover same distance in downstream direction...
A train passes an electrical pole in 14 seconds and passes a platform 360 m long in 50 seconds. Find the length of the train.
A train covers a distance between stations Dehradun to Rudrapur in 90minutes. If the speed is reduced by 10 km/hr, it will cover the same distance in 9...
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A man travelled a distance of 47 km in 6 hours. He travelled panly on foot at a speed of 6(1/2) km/h and the rest on bicycle at a speed of 8(1/2)km/h. T...
The ratio of the speed of car to that of a train is 15:22. If the speed of the train is 35 Km/hr more than that of the car, what is the speed of the car?
