5. CALCULATE: You met a man who said, "If you can guess my age, I will pay

you one dollar for each year that I have

lived. I will also give you two hints. If you

take my age and divide it by any odd

number greater than 1 and less than 9,

you will get a remainder of 1. But if you

take my age and divide it by any even

number greater than 1 and less than 9,

you will not get a remainder of 1." How

much money could you earn? Explain

your solution and how you know it is the

only correct answer.

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.