Average weight of 25 persons is increased by 1 ,kg , when one man weighing 60, kg is replaced by a n

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Average weight of $25$ persons is increased by $1 \,kg ,$ when one man weighing $60\, kg$ is replaced by a new person. Weight of new person is? (in $kg$)

A

$50$

B

$61$

C

$86$

D

$85$

Solution

Total weight increased $=1 \times 25=25 kg$

Weight of new person $=$ weight of excluded person $+$ weight increased $=60+25=85 kg$

Standard 13

Quantitative Aptitude

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