Page 184 - Algebra 1

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Multiple Choice Use the graph shown. A conservation group
has been working to increase the population of a herd of
Elephant Population
y
20 18
14.
(24)
15.
(23)
16.
(22)
17.
(20)
*18.
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Internet Access At a local diner, customers can enjoy wireless
Internet access.
a. Write an equation that can be used to find the cost of being online
Asian elephants. The graph shows the results of their 16
efforts. Which relations represent the data in the graph?
A {(1, 4.5), (2, 6), (3, 10), (4, 14.5)}
B {(1, 5), (2, 6), (3, 10), (4, 15)}
C {(4.5, 1), (6, 2), (10, 3), (14.5, 4)}
D {(5, 1), (6, 2), (10, 3), (15, 4)}
0.28 of what number is 18.2?
14 12 10
8 6 4 2 0
x
1 2 3 4 5 Years
for m minutes.
b. Estimate You know it will require 1_1 to 2 hours to get your research
2
done online. About how much will it cost to do your work
at the diner?
Determine whether the statement is true or false. If false, explain why. A line graph can help analyze change over time.
Use the coordinate grid.
Find the coordinates of point K.
Silvia had $247 in her savings account. She made a deposit into her savings account. Now, her account has $472. Write an equation that shows the amount of money that is currently in her account. Determine how much money was deposited.
Cooking George has already sliced 1 carrot and continues to slice 6 carrots per minute. Frank has already sliced 16 carrots and continues to slice 4 carrots per minute.
a. Write expressions representing the number of carrots sliced by each person in
m minutes.
b. Write an expression for the total number of carrots sliced.
Grades A student raised her grade by 13 points. Write an expression to represent her new grade.
y
4
2
O
x
-4
-2
2
4
-2
K
-4
Lesson 28 169
Number of Elephants