Page 136 - Math Course 3 (Book 1)
P. 136
Slope-Intercept Form Equations
The amount of money spent on Christmas gifts has increased by an average of $150,000 ($0.15 million)
per year since 1986. Consumers spent $3 million in 1986. Graph the equation.
A. 5.0 Christmas Spending B. 5.0 Christmas Spending
Amount of Money Spent (millions of dollars) 4.5 Amount of Money Spent (millions of dollars) 4.5
4.0
4.0
3.5
3.5
3.0
3.0
2.5
0 1 2 3 4 5 6 7 8 9 10 2.5 0 1 2 3 4 5 6 7 8 9 10
Years Since 1986 Years Since 1986
Christmas Spending Christmas Spending
C. 5.0 D. 5.0
Amount of Money Spent (millions of dollars) 4.5 Amount of Money Spent (millions of dollars) 4.5
4.0
4.0
3.5
3.5
3.0
3.0
2.5
0 1 2 3 4 5 6 7 8 9 10 2.5 0 1 2 3 4 5 6 7 8 9 10
Years Since 1986 Years Since 1986
Answer
The amount of money spent on Christmas gifts has increased by an average of $150,000 ($0.15 million)
per year since 1986. Consumers spent $3 million in 1986. Find the amount spent by consumers in 1999.
A. $5 million
B. $3 million
C. $4.95 million
D. $3.5 million
Answer
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