On monday, florencia's hair was h centimeters long. she got a haircut on tuesday, so her hair was only 75%, percent of the length it was on monday.
which of the following expressions could represent how many centimeters long florencia's hair was after the haircut?
choose 2 answers

What is the prime factorization of 230

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.

The function v(r)=4/3pir^3 can be used to find the volume of air inside a basketball given its radius. what does v(r) represent