Grade 8 McGraw Hill Glencoe - Answer Keys Answer keys

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Grade 8 McGraw Hill Glencoe - Answer Keys

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Test Practice

Question 11 (request help)
The graph represents the total cost to send text messages. Based on the graph, which of the following costs are correct? Select all that apply.
- 32 text messages cost $4.80
- 50 text messages cost $7.50
- 60 text messages cost $9.50
- 70 text messages cost $10.50

Question 12 (request help)
The table shows the number of people who attented a new movie over the course of a week. Graph the relationship on the coordinate plane.

If the pattern shown in the graph continues, how many people will attend the new movie on the 8th day?

people

Spiral Review

Question 13 (request help)
The graph shows the approximate number of grams in one ounce.

a. Write an algebraic equation to represent the data in the graph.
Type below: