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let the speed be x km/hr. therefore the time taken to cover the journey will be 300/x hr. changed speed is (x+5) km/hr. therefore the time taken is now 300/(x+5) hr. thus the equation is 300/x - 300/(x+5) =2. the answer will br 25km/hr
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Answer:
let the speed be x km/hr. therefore the time taken to cover the journey will be 300/x hr. changed speed is (x+5) km/hr. therefore the time taken is now 300/(x+5) hr. thus the equation is 300/x - 300/(x+5) =2. the answer will br 25km/hr
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