Question
Three persons are walking from a place A to another place B. Their speeds are in the ratio of 4 : 3 : 5 . The time ratio to reach B by these persons will be :
Answer: Option D
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Ratio of speeds = 4 : 3 : 5
`:.` Ratio of times taken = `1/4 : 1/3 : 1/5` = 15 : 20 : 12
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