Average of 17 results is 71. If the average of first eight results is 72 and average of last eight results is 69 Then find the ninth result? Choose the correct choice.
A) 79 B) 81 C) 77 D) 72 E) 85
Option '79'
<result>A</result>
Average of 17 results is 71. If the average of first eight results is 72 and average of last eight results is 69 Then find the ninth result?