The average annual rainfall for a town is 43.2 what is the average monthly rainfall

Scale factor of 2 is used to enlarge a figure as shown below the area of is 18 in.²

Ascientist wants to use a model to present the results of his detailed scientific investigation. why would a model be useful? a )because the model makes the concepts easier to understand b) because the model is easy to put together and to use c) because the model prevents other scientists from asking questions d) because the model requires the audience to pay full attention to it i don't know what to choose because between a and d a is much more likely than d because it only wants to get the attention of the audience. i'm confuse.

Leslie started last week with $1200 in her checking account. during the week, she wrote the checks below.