The average of six results is 15 and that of the first five is 13. The sixth result is?
Options
A) 20  B) 25  C) 15  D) 22  E) 18
6 * 15 â€“ 5 * 13 = 25   Answer: 25
<result>B</result>
The average of six results is 15 and that of the first five is 13. The sixth result is?