1. Lesson 48.notebook January 14, 2013
Assignment:
1-->Set 49 (odds) - Due Wednesday [1/16]

2. Lesson 48.notebook January 14, 2013
Lesson 48 Warm-Up:
1) Solve: 4 x = 12
3
2) Find the volume of an aquarium with dimensions
1 ft x 2 ft x 1.5 ft
3) Factor: 4x - 28
4) Simplify: (9 x 105)(9 x 105)
5) Simplify: 24wx2y
-12xy

3. Lesson 48.notebook January 14, 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 January 14, 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?
Do not write out!
P A

5. Lesson 48.notebook January 14, 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 January 14, 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

7. Lesson 48.notebook January 14, 2013
D) The Springfield Sluggers won 64% of their games and lost
9 games. How many games did the Sluggers win?
P A