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线性不等式与可行域挑战
The minimum value of x is 4 less than 8 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挑战
In a set of four consecutive odd integers, where the integers are ordered from least to greatest, the first integer is represented by x. The product of 14 and the fourth odd integer is at most 23 less than the sum of the first and third odd integers. Which inequality represents this situation?
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线性不等式与可行域挑战
\( y\le x+2 \)
\( y\ge-5x-3 \)
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挑战
A certain truck can tow a trailer if the combined weight of the trailer and the packages it contains is no more than 5,600 pounds, What is the maximum number of packages this truck can tow in a trailer with a weight of 600 pounds if each package weighs 130 pounds?
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线性不等式与可行域挑战
y > 5x − 3
y < 2x + 7
Which point (x, y) is NOT 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进阶
An arborist measured and recorded the heights of red maple trees in a certain area. Of the red maple tree heights recorded in this area, the minimum was 42 feet and the maximum was 57 feet. Which inequality is true for all possible values of t, where t represents the recorded height, in feet, of a red maple tree in this area?
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线性不等式与可行域进阶
A store owner recorded the number of units of a certain product that were sold per day for 28 days. What is the minimum number of units of this product sold per day for these 28 days?
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线性不等式与可行域进阶
A plant nursery classifies a perennial flower species as tall if its typical height when fully grown is more than 100 centimeters. Each of the following inequalities represents the possible heights h, in centimeters-for a specific perennial flower species when fully grown. Which inequality represents the possible heights h, in centimeters, for a tall perennial flower species?
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线性不等式与可行域进阶
During a portion of a flight, a small airplane's cruising speed varied between 125 miles per hour and 145 miles per hour. Which inequality best represents this situation, where s is the cruising speed, in miles per hour, during this portion of the flight?
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线性不等式与可行域进阶
During a portion of a flight, a small airplane's cruising speed varied between 175 miles per hour and 195 miles per hour. Which inequality best represents this situation, where s is the cruising speed, in miles per hour; during this portion of the flight?
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线性不等式与可行域挑战
The shaded region shown represents solutions to an inequality. Which ordered pair (x,y) is a solution to this inequality?
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线性不等式与可行域进阶
To win a game show, a contestant needs to score at least 80 total points from two rounds. Correct responses in the first round are worth 2 points each, and correct responses in the second round are worth 9 points each. Which inequality models this situation, where f is the number of correct responses in the first round and s is the number of correct responses in the second round?
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