nanette1872 nanette1872

14-02-2024
Mathematics

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A boat goes 24 km upstream and 28 km downstream in 6 hrs. It goes 30 km upstream and 21 km downstream in 6 1/2 hrs. Find the speed of the boat in still water and also speed of the stream.

a. 10 km/hr
b. 4 km/hr
c. 14 km/hr
d. 6 km/hr

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