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On a final exam, each multiple-choice question is worth 4 points and each word problem is worth 8 points. Lorenzo needs at least 50 points on the final to earn a "B" in the class. Which inequality represents x, the number of correct multiple-choice questions, and y, the number of correct word problems, he needs to earn a "B"? 4x + 8y 50 4x + 8y ≥ 50

User Vero
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5.2k points

2 Answers

3 votes

Answer:

4x+8y>=50 is the required inequality.

Explanation:

Here,

4 marks (multiple choice) and 8 marks (word problem) are the marks of each questions in the exam.

also x and y represents the number of correct and wrong answer respectively.

according to the question the person must have The points equal to or more than 50 points so, the inequality must be 4x+8y>=50.

so, theanswer is 4x+8y>=50.

hope it helps...

User Roghayeh Hosseini
by
5.2k points
4 votes

Answer:

4x + 8y 50

Explanation:

Lorenzo must score at least 50 points to earn a B. He cannot score any less, therefore you use the greater than or equal to sign (≥).

User Angelique
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5.9k points