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线性不等式与可行域进阶
y < x
x < 24
For which of the following tables are all the values of a and their corresponding values of y solutions to the given system of inequalities?
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线性不等式与可行域进阶
A certain truck can tow a trailer if the combined weight of the trailer and the packages it contains is no more than 5,000 pounds. What is the maximum number of packages this truck can tow in a trailer with a weight of 500 pounds if each package weighs 110 pounds?
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线性不等式与可行域基础
The shaded region shown represents the solutions to which inequality?
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线性不等式与可行域进阶
A car travels at a speed of at least 25 miles per hour but no more than 50 miles per hour fora certain part of a trip. Which inequality represents this situation, where x is the speed of the car, in miles per hour, on this part of the trip?
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线性不等式与可行域进阶
For a 2-week period in a town in Iowa, the lowest recorded temperature was 26 degrees Fahrenheit (°F) and the highest recorded temperature was 63°F. Which inequality is true for any recorded temperature t, in °F, in this town for this 2-week period?
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线性不等式与可行域挑战
To cut a lawn, Antwan charges a fee of $15.00 for his equipment and $8.50 per hour spent cutting a lawn. Taylor charges a fee of $12.00 for her equipment and $9.00 per hour spent cutting a lawn. If x represents the number of hours spent cutting a lawn, what are all the values of x for which Taylor's total charge is greater than Antwan's total charge?
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线性不等式与可行域进阶
A model estimates that a gray whale travels 72 to 77 miles each day during its migration. Based on this model, which inequality represents the estimated total number of miles, x, a gray whale could travel in 39 days of its migration?
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线性不等式与可行域挑战
A number x is at most 7 less than 6 times the value of y. If the value of y is 3. what is the greatest possible value of x ?
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线性不等式与可行域挑战
In December 2017, the lowest temperature recorded in a certain city was 10 degrees Fahrenheit (*F) and the highest temperature recorded was 90*F. Which inequality is true for all values of t, where t represents any temperature, in *F, recorded in the city in December 2017?
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线性不等式与可行域进阶
For a 2-week period in a town in Iowa, the lowest recorded temperature was 27 degrees Fahrenheit ( °F) and the highest recorded temperature was 69 °F, Which inequality is true for any recorded temperature t, in °F, in this town for this 2-week period?
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线性不等式与可行域挑战
y> 9x-5
For which of the following tables are all the values of x and their corresponding values of y solutions to the given inequality?
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线性不等式与可行域进阶
Sabrina has a goal to save at least $240. Sabrina has already saved $190. If x represents the additional amount of money, in dollars, Sabrina needs to save to meet her goal, which inequality represents this situation?
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