A boat covers 48 km upstream and 72 km downstream in 12 hours, while it covers 72 km upstream and 48 km downstream in 13 hours The speed of stream is :

Asked Sep 07, 2023 Modified Sep 07, 2023 Viewed 0 times
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asked Sep 07, 2023 at 09:12
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2 kmph
answered Sep 07, 2023 at 09:12

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