Algebra 1 4.1 Post-Test Worksheet Name:

  1. Create a graph for the following situation. Joe is reading his history book. Last night he read to page 20. He reads 2 pages every 5 minutes. He plans to read for half an hour tonight. Be sure to identify the slope and y-intercept. Remember to label the scale and axes.

  1. Aimee pays a monthly fee of $15 to send 400 text messages. She pays $0.25 for each text message over 400.Write a linear rulefor this situation. Be sure to identify the slope and y-intercept.

Slope: ______y-intercept: ______

Rule:

  1. Describe a situation that makes sense for the following linear equation: y = 250 +25x. Be sure to identify the slope and y-intercept.
  1. Describe a situation that makes sense for the table below. Be sure to identify the slope and y-intercept.

Hour / Water Level
0 / 23
5 / 12
10 / 3
15 / -6
20 / -15

5.Joel has $550 in his savings account. He spends $40 each week on gas and $25 per week at Starbucks. Create a table and write an equation to model this situation.

6. Describe a situation that can be represented by the graph below.

7. Randall’s car travels 30 miles per every gallon of gasoline. Make a table and write an equation for this situation.

  1. Describe a situation that makes sense for the graph at the right. Be sure to identify the slope and y-intercept.
  1. Use the table below to graph the line and then find a rule for the graph.
x / -4 / -2 / 0 / 2 / 4 / 6 / 8 / 10
y / 10 / 7 / 4 / 1 / -2 / -5 / -8 / -11

Rule:

  1. Fill in the table and then find a rule for the following graph.
x / –6 / –4 / –2 / 0 / 2 / 4 / 6
y

Rule:

  1. Use the table below to graph the line and then find a rule for the graph.

x / 11 / 8 / 5 / 2 / -1 / -4 / -7 / -10
y / -10 / -8 / -6 / -4 / -2 / 0 / 2 / 4

Rule:

NTHS 2013-2014Page 1