Step-by-step explanation:
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hey friend it is Observational study because it says that her records hourly temperature over the course of several years in order to make a decision(variations) or to analyse his experiments. ;)
I honestly don’t know man but don’t worry, if you get a bad score it won’t matter in 30 years :)
Answer:$133.455
Step-by-step explanation:
Answer:
18
Step-by-step explanation:
9*2= 18
18-9=9
because it said twice as old as Robin you multiply
Hope this helped you
