The average of 5 quantities is 10. The average of 3 of them is 4. What is the average of remaining 2 numbers?
Choose one:
A) 19  B) 14  C) 8  D) 9.5  E) None of these
19NSWER: 19   (5x10-3x4)/2=19
<result>A</result>
The average of 5 quantities is 10. The average of 3 of them is 4. What is the average of remaining 2 numbers?