# The average age of a committee of eight members is 40 years. A member aged 55 years retired and his place was taken by another member aged 39 years. The average age of the present committee is: Option 1) 39 yearsOption 2) 38 yearsOption 3) 36 yearsOption 4) 37 yearsOption 5) 35 years

$Avg. Age = 40 years$
$Sum \: of\: ages = 40*8= 320$
$After\: replacement = 320 -55 + 39 = 304 years$
$Average = 304/8 = 38 yrs$