Solve for n: 12.nl - 4 = 8
O An= -2.n=2
O B. n= -2, n = 6
C. n = -6, n = 2
D. 1 = -6, n = 6

Which is a reasonable estimate of the amount of water in a small, inflatable pool used by children?

You have $600,000 saved for retirement. your account earns 5.5% interest. how much, to the nearest dollar, will you be able to pull out each month, if you want to be able to take withdrawals for 20 years?

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.