Ella ran in "Race for the Penguins" on Saturday. It was a benefit race to raise funds to protect the flippered, swimming birds. She ran at a consistent pace of 217.39 meters per minute. The race was 5km. A) How long did it take her to run the race?
B) Bella consistently ran 2.04 meters per mile faster. How long did it take her to run the race?

The heaviest 16% of all men in weight weigh more than how many pounds ?

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.

Solve the following inequalities and show the solution on a number line. 2x+3< 3(4x+5)