Question
Two trains running at the rates of 108 and 90 kmph
respectively, On parallel rails in opposite directions, are observed to pass each other in 24 seconds, and when they are running in the same direction at the same rate as before, a person sitting in the faster train observes that he passes the other in 64 seconds. Find the lengths of the trains.Solution
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The salaries of Ravi and Sumit are in the ratio 4: 5. If the salary of each is increased by Rs6,000 the new ratio becomes 35:40. What will be Sumit's in...
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