Francisco’s calculator tells him that 9-1/2 is equal to 1/3 using properties of exponents explain this equivalence ..

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.

Linda loans her friend $250 with a 5% monthly intrest rate. how much was the whole loan?

What is the measure of angle x? answer