The amount a string stretches varies linearly with the mass applied to the spring, as can be seen in the video. in the video, with no additional mass, the hanger was 30.6 cm off the ground. with 150 grams of additional mass, the hanger was 16.2 cm off the ground. a wooden block stretched the spring so the hanger was 24.5 cm off the ground. determine the mass of the wooden block, to at least 1 decimal place.

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 −

Which choice names the hypotenuse of triangle xyz? a. segment yx b. segment yz c. segment ab d. segment zx

The hockey team has been great! in 2008, they won 20% more games than in 2007 in 2009 they won 50% more games than in 2008 what was their overall percentage increase from 2007 through2008?