Average of six numbers is 32 . If each of first three numbers is increased by 2 and each of remainin

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4.Average

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The average of six numbers is $32 .$ If each of the first three numbers is increased by $2$ and each of the remaining three numbers is decreased by $4,$ then the new average is ?

A

$35$

B

$34$

C

$31$

D

$30$

Solution

Total sum of all six numbers $=32 \times 6=192$

According to the question

New sum $=192+3 \times 2-3 \times 4=186$

Required Average $=\frac{186}{6}=31$

Standard 13

Quantitative Aptitude

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