1. Lesson 48.notebook
Assignment:
1-->Set 48 (evens) ­ Due Tomorrow [11/20]
2­­>Test #6 ­ Monday [11/25]
November 19, 2013

2. Lesson 48.notebook
November 19, 2013
Lesson 48 Warm-Up:
1)
Solve:
3)
Factor:
4x - 28
4)
Simplify:
(9 x 105)(9 x 105)
5)
Simplify:
24wx2y
-12xy
4 x = 12
[show steps!]
3
2) Find the volume of an aquarium with dimensions
1 ft x 2 ft x 1.5 ft

3. Lesson 48.notebook
November 19, 2013
Lesson 48:
FYI...Percents are commonly used to describe part of a
whole. We can use ratio boxes to help us work with percents
as well!
P
A

4. Lesson 48.notebook
November 19, 2013
Examples (Lesson 48):
Solve each of these problems using a proportion/ratio box.
A)
Mariah has read 135 of the 180 pages in the book.
What percent of the book has she read?
P
A

5. Lesson 48.notebook
November 19, 2013
B) Michael is growing alfalfa on 180 acres, which is 30% of his
farmland. Michael has how many acres of farmland?
P
A

6. Lesson 48.notebook
November 19, 2013
C) The frequency of the letter "e" in written English is
about 13%. On a page of a novel that has about 2000 letters
per page, about how many occurrences of the letter "e" can
we expect to find?
P
A