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Standard VIII

Mathematics

Inverse Proportions

A man wishes ...

Question

A man wishes to cross the river in a boat. If he crosses the river in minimum time, then he takes $10$ min with a drift of $120$ m. If he crosses the river taking shortest root he takes $12.5$ min. The velocity of boat with respect to water is?

2.3 m / s

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0.33 m / s

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9.2 m / s

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4.8 m / s

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Solution

The correct option is B $0.33 m / s$
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Similar questions

Q. A man wishes to cross a river in a boat. If he crosses the river in minimum time he takes

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Q. A man wishes to cross a river in a boat. If he crosses the river in minimum time, he takes

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A man wishes to cross the river in a boat. If he crosses the river in minimum time, then he takes 10min with a drift of 120m. If he crosses the river taking shortest root he takes 12.5min. The velocity of boat with respect to water is?

The correct option is B 0.33m/sundefined

A man wishes to cross the river in a boat. If he crosses the river in minimum time, then he takes $10$ min with a drift of $120$ m. If he crosses the river taking shortest root he takes $12.5$ min. The velocity of boat with respect to water is?

The correct option is B $0.33 m / s$
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