Honi is looking at a map with a scale of 1/4 in. = 20 miles. she measured the distance from niceville to live oak as 2.5 in. she found the actual distance between niceville and live oak by following these steps:
step 1: set up a proportion 1/4 /20 = 2.5 x
step 2: cross multiply (20)(2.5) = ( 1/4 )(x)
step 3: simplify 50 = 1/4 x
step 4: solve for x x = 250 miles
in which step did honi make a mistake?
a. step 1
b. step 2
c. step 3
d. step 4

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 −