On Monday the value of a company share was $ 7.50 the price increased by 6% on Tuesday decreased by 1.5% on Wednesday and decreased by 2% on Thursday find the value of each share when trade opened on Friday?

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.

Can someone answer this question for me

Benjamin believes that ¼ % is equivalent to 25%. is he correct? why or why not?