A mathematics teacher tabulated the marks secured by 35 students of 8th class. The average of their marks was 72. If the marks secured by Reema was written as 36 instead of 66 then find the correct average marks up to two decimal places.  Pick
A) 72.85  B) 74.31  C) 72.43  D) 73.43  E) Cannot be determined
Total marks = 35 x 72 =2520   Corrected total marks = 2520 - 36 + 66= 
<gadget id="calculator">2520 - 36 + 66</gadget>
<output>2_550</output>
2550   Correct 72.85verage= 2550/35 = 72.85   72.85nswer : 72.85
<result>A</result>
A mathematics teacher tabulated the marks secured by 35 students of 8th class. The average of their marks was 72. If the marks secured by Reema was written as 36 instead of 66 then find the correct average marks up to two decimal places.