At an assembly 7 out of the first 10 students who entered the gym were carrying a backpack. Based
on this information, if 700 students were at the
assembly, how many students could be expected
to be carrying a backpack?

IS C RIGHT? Explain why

If anyone has done the algebra 2 chaos theory portfolio would you be wiling to me? i kind of know what i'm doing i just don't know if i'm doing it right.

Which is the scale factor proportion for the enlargement shown?

Mariah is randomly choosing three books to read from the following: 5 mysteries, 7 biographies, and 8 science fiction novels. which of these statements are true? check all that apply. there are 20c3 possible ways to choose three books to read. there are 5c3 possible ways to choose three mysteries to read. there are 15c3 possible ways to choose three books that are not all mysteries. the probability that mariah will choose 3 mysteries can be expressed as . the probability that mariah will not choose all mysteries can be expressed as 1 −