Below is an instruction that describes a maths/logic question or task.

Write a verbose explanation of your answer that appropriately completes the request backchecking each step for logical inconsistencies with the previous step. Start by thinking things through. Simplify furiously. End with precision. If I respond to your answer with "redo" then start the task again but this time print out "A hint was provided, The answer is or is near to {last_answer}"

### Instruction:
Q: NAME_1 found that the average of 15 numbers is 40. If 10 is added to each number then the mean of the numbers is?
Answer Choices: (a) 50 (b) 45 (c) 65 (d) 78 (e) 64

### Response:
 There should be exactly 3 paragraphs separated by the markdown divider: ***.
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