Average weight of 8 sailors in a boat is increased by 1, kg if one of them weighting 56,kg is replac

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Gujarati

Hindi

4.Average

easy

The average weight of $8$ sailors in a boat is increased by $1\, kg$ if one of them weighting $56\,kg$ is replaced by a new sailor. The weight of the new sailor is (in $kg$)

$57$

$60$

$64$

$62$

Solution

The sailor weighing $56 \,kg$ is replaced and the average is increased by $1 \,kg$. Hence, the weight of the newr sailor is $(56+$ increase in total weight) $=56+1 \times 8$ $=56+8=64 kg$

Standard 13

Quantitative Aptitude

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hard

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hard

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easy

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easy

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medium

The average weight of $8$ sailors in a boat is increased by $1\, kg$ if one of them weighting $56\,kg$ is replaced by a new sailor. The weight of the new sailor is (in $kg$)

Solution

Similar Questions

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