Ashok secured average of 72 marks in 6 subjects. If the average of marks in 5 subjects is 74, how many marks did he secure in the 6th subject?  Choose the most appropriate option
A) 62  B) 74  C) 78  D) 80  E) None of these
Explanation:   Number of subjects = 6   Average of marks in 6 subjects = 72   Therefore total marks in 6 subjects = 72 * 6= 
<gadget id="calculator">72 * 6</gadget>
<output>432</output>
432   Now, No. of subjects= 5   Total marks in 5 subjects = 74 * 5= 
<gadget id="calculator">74 * 5</gadget>
<output>370</output>
370   Therefore marks in 6th subject= 432 – 370 = 62   62NSWER 62
<result>A</result>
Ashok secured average of 72 marks in 6 subjects. If the average of marks in 5 subjects is 74, how many marks did he secure in the 6th subject?