The average of 10 numbers was calculated as 20. It is discovered later on that while calculating the average, one number, namely 86, was incorrectly read as 26. What is the correct average? Choose the correct choice from the following.
A) 22  B) 23  C) 24  D) 25  E) 26

Rationale: "10 * 20 - 26 + 86 = 260 260 / 10 = 26 the answer is e ."
Answer: E