Afactory makes 2,200 bottles every 5.5 hours. the factory makes bottles for 8 hours each work day. enter a whole number to represent the fewest number of work days the factory will need to make 28,000 bottles.

Weak battery is considered to be a part of routine a. inspection b. wear and tear c. maintenance d. check

F(x)=x/2-2 and g(x)=2x^2+x-3 find (f+g)(x)

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.