subject
Mathematics, 10.07.2019 11:50 oceanbrezze85

The questions in the first section on a test are worth 3 points and the questions in the second section are worth 5 points. let x represent the number of correct questions from the first section, and let y represent the number of correct questions from the second section. sydney earned more than 80 points on the test. the inequality representing her score is 3x + 5y > 80. if sydney answered 15 questions in the first section correctly, what is the minimum number of questions she must have answered correctly in the second section? sydney must have answered at least 7 ⇒ 8 questions correctly in the second section of the test.

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 16:30
What is the name used to describe a graph where for some value of x, there exists 2 or more different values of y?
Answers: 2
question
Mathematics, 21.06.2019 16:30
An equation where variables are used to represent known values—function notation true or false
Answers: 2
question
Mathematics, 21.06.2019 19:30
Koji is installing a rectangular window in an office building. the window is 823 feet wide and 534 feet high. the formula for the area of a rectangle is a=bh. what is the area of the window? enter your answer as a mixed number in simplest form in the box. $$ ft2
Answers: 1
question
Mathematics, 21.06.2019 22:00
Simplify (4x^2 - 8xy + 2y^2) - (9x^2 - 4xy - 7y^2) a. -5x^2 + 4xy + 9y^2 b. -5x^2 - 4xy + 9y^2 c. -5x^2 + 12xy + 4y^2 d. -5x^2 - 4xy - 5y^2
Answers: 1
You know the right answer?
The questions in the first section on a test are worth 3 points and the questions in the second sect...
Questions
question
Mathematics, 22.11.2019 02:31
question
Mathematics, 22.11.2019 02:31
Questions on the website: 13722363