Question

The average of $50$ numbers is $38$. If two numbers namely $45$ and $55$ are discarded, the average of the remaining numbers is

• A. $37.5$
• B. $38.5$
• C. $36.5$
• D. $37$

Answer 1

The correct option is A $37.5$

Average of remaining 48 numbers
$=\frac{(50\times 38)-55-45}{48}=37.5$