a literacy agent makes $30000 a year plus 13% commission on the sales of her clients books to publishers. the agent sold 4 books for 175,000% each for her client this year what is her total earnings]

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.

What effect would doubling all the dimensions of a triangular pyramid have on the volume of the pyramid? explain your reasoning.

5x−4≥12 or 12x+5≤−4 can you with this problem