Gujarati
Hindi
4.Average
easy

The average of $100$ observations was calculated as $35.$ It was found later, that one of the observations was misread as $83$ instead of $53 .$ The correct average is

A

$32.7$

B

$34.7$

C

$35.7$

D

$36.7$

Solution

$\frac{(100 \times 35)-83+53}{100}=34.7$

Standard 13
Quantitative Aptitude

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