Page 552 - Algebra 1

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Geometry Students made five tetrahedrons, a three-dimensional figure with four triangular faces, and labeled the faces 1–4. Use an equation to find the probability that all five tetrahedrons land on 3.
Error Analysis Two students find the probability of rolling two number cubes and getting a sum less than 6. Which student is correct? Explain the error.
Multi-Step A game has two spinners. After spinning both spinners, the sum of the spins is found.
Student A
__ 10 = 5
36 18
Student B
__ 15 = 5
36 12
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a. Make a table of all possible outcomes.
b. What is the probability that the sum is greater than 8?
Multiple Choice What is the first step in solving the inequality 2(x+5)>x+12?
A Combine the variables.
B Use the Addition Property of Inequality.
C Apply the Distributive Property.
D Use the Multiplication Property of Inequality.
Travel A car rental company charges $40 a day with no additional mileage fees. Another company charges $24 each day plus $0.16 per mile. How many miles would have to be driven in one day for the first company to offer the better deal?
Write Explain how to solve the inequality 2x + 5 > -3(x - 15). Identify the solution.
Estimate During their freshman year, Malcolm averaged 17.3 points per game and Frederico averaged 15.2 points per game. In their sophomore year, Malcolm averaged 19.1 points per game and Frederico averaged 18.4 points per game.
If the trend continues, in which years will Frederico have a better average than Malcolm?
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