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挑战
Monarch butterflies can fly only with a body temperature of at least 55.0 degrees Fahrenheit \( (^{∘}\text{F}) \). If a monarch butterfly's body temperature is \( 37.3^{∘}\text{F} \), what is the minimum increase needed in its body temperature, in \( ^{∘}\text{F} \) , so that it can fly?
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线性不等式与可行域进阶
At the beginning of the year, Imani has $170 in her account. Each month this year, she will deposit between $30 and $60 into the account. Which inequality represents all possibilities for the total amount of money x, in dollars, in Imani's account after 10 months of deposits this year?
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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挑战
Which shaded region represents the solutions to the inequality \( 4x+5y<9 \) ?
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线性不等式与可行域进阶
\( y<14x+12 \)
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
\( y\le x+8 \) \( y\ge-3x-8 \)
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进阶
A soccer team's goal is to earn at least $1,400 by selling coupon books. The team earns $10 from selling each coupon book. Which of the following inequalities describes all possible values for the number of coupon books, n, the team can sell to meet the goal?
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线性不等式与可行域挑战
\( y<−5x−16 \)
\( y>−3x−11 \)
For which of the following tables are all the values of x 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
\( y\ge34 \)
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
A student needs at least 160 signatures from classmates to run for class president. The student collects 45 signatures on Monday and collects enough additional signatures on Tuesday to run for class president. Which inequality represents the number of additional signatures, s, that the student collects on Tuesday?
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线性不等式与可行域进阶
An event planner is planning an ice-skating event. It costs the event planner a onetime fee of $50 to rent the skating rink and $15.50 per attendee. The event planner has a budget of $225. What is the greatest number of attendees possible without exceeding the budget?
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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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