SOLUTION: My son has a math sentence that says the answer is 9, 18, 27, 36, 45, and so it asks what is the question?

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Question 836987: My son has a math sentence that says the answer is 9, 18, 27, 36, 45, and so it asks what is the question?
Found 2 solutions by josmiceli, dfrazzetto:
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
What is the sequence that is formed by
+9n+ where n = 1,2,3,4 . . . etc.

Answer by dfrazzetto(283) About Me  (Show Source):
You can put this solution on YOUR website!

What are the first 5 terms of 9x when x is the set of natural numbers?