5272道题目5525 条题源记录 · 相同内容已合并
线性不等式与可行域基础
Ty set a goal to walk at least 24 kilometers every day to prepare for a multiday hike.On a certain day, Ty plans to walk at an average speed of 4 kilometers per hour. What is the minimum number of hours Ty must walk on that day to fulfill the daily goal?
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线性不等式与可行域基础
A moving truck can tow a trailer if the combined weight of the trailer and the boxes it contains is no more than 4,600 pounds. What is the maximum number of boxes this truck can tow in a trailer with a weight of 500 pounds if each box weighs 120 pounds?
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线性不等式与可行域挑战
y ≤ x +7
y ≥ -2x - 1
Which point (x , y ) is a solution to the given system of inequalities in the xy-plane?
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线性不等式与可行域基础
The point (8, 2) in the xy-plane is a solution to which of the fllowing systems of inequalities?
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线性不等式与可行域基础
y >13x - 18
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挑战
y < 6x+ 2
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
y> 14
4x + y< 18
The point (x, 53) is a solution to the system of inequalities in the xy-plane. Which of the following could be the value of x?
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线性不等式与可行域进阶
The mininun value of x is 12 less than 6 times another number n.Which inequality shows the possible values of x?
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线性不等式与可行域进阶

The shaded region shown represents the solutions to which inequality?
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线性不等式与可行域挑战
A truck can haul a maximum weight of 5,630 pounds. During one trip, the truck will be used to haul a 190-pound piece of equipment as well as several crates. Some of these crates weigh 25 pounds each and the others weigh 62 pounds each. Which inequality represents the possible combinations of the number of 25-pound crates, x, and the number of 62-pound crates, y, the truck can haul during one trip if only the piece of equipment and the crates are being hauled?
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线性不等式与可行域基础
For a snowstorm in a certain town, the minimum rate of snowfall recorded was 0.6 inches per hour, and the maximum rate of snowfall recorded was 1.8 inches per hour. Which inequality is true for all values of s, where s represents a rate of snowfall, in inches per hour, recorded for this snowstorm?
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线性不等式与可行域挑战
y > 4x+8
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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