A man travelled 420 kilometres in 12 hours .How much time would he have taken to cover 630 kilometres if he travelled non-stop at the same speed?

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- Sep 11th 2009, 05:26 AMumapercentages
A man travelled 420 kilometres in 12 hours .How much time would he have taken to cover 630 kilometres if he travelled non-stop at the same speed?

- Sep 11th 2009, 05:35 AMVeve
$\displaystyle \frac{630*12}{420}=18$ hours

- Sep 11th 2009, 05:35 AMmasters