I don't know what you mean by your question, but if you are making an appropriate title it will be good if you title it that is unique and would want to make your reader more interested with your story. Just trying to help :)
The ability of an organism to maintain internal conditions is called <em>C homeostasis </em>
They gives us oxygen, they store carbon for us, and they provide materials for tools and shelter for us.
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Answer:
It will take him exactly 12 weeks
Explanation:
If he already has 65 you subtract that from 245 and you get 180
You divide 180 by 15 to get the number of weeks and you get 12
