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What is the average speed of a man travelling half the distance with 3Km/hr and the remaining half at 5Km/hr ?
Correct Answer Is : 3.75 KM/hr A man covers 3 equal distances with speeds 5 Kmph ,10 Kmph and 15 Kmph then what is his average speed ? Correct Answer Is : 8.18 Km/hr A started walking from x to y, a distance of 10 Km,at a speed of 6 Km/hr. At the same time,B started at the same Y to X, at a speed of 8 km/hr. After how much time do they meet ? Correct Answer Is : 0.7 hr In a race of one kilometre ,A gives B a start of 100 meters and still wins by 20 seconds. If A gives B start of 25 seconds,B wins by 50 meters. Time taken by A to run one kilometre is: Correct Answer Is : 500/29 seconds A boy runs 300 metres race in 15 seconds. His speed is: Correct Answer Is : 72 Km/hr In covering a distance of 60 Km,Ankit take 2 hours more than Sameer. If Ankit triples his speed, then he would take 2 hours less than sameer.Ankit speed is: Correct Answer Is : 10 Km/hr A is faster than B.A and B each walks 30 Km.the sum of their speeds is 11 Km/hr and the sum of times taken by them is 11 hours. Then B`s speed is: Correct Answer Is : Both a and b Vicky and Sachin walk P to Q , a distance of 21 Km, at 3 Km/hr and 4 Km/hr respectively. Sachin reaches Q and returns immediately and meets Vicky at R. Find the distance of Q to R. Correct Answer Is : 3 Km A man goes to his office from his house with the speed of 60 Km/hr and returns to his house with the speed of 40 Km/hr. Find the average speed Correct Answer Is : 48 Km/hr Deepak and Nirmit started from the same place and walked at the speed of 10 Km/hr and 11 Km/hr respectively. What time will they taken to cover 15 Km apart, if they walk in the same direction ? Correct Answer Is : 15 hrs