Mathematics, 07.04.2020 01:25 Anabel818
A science test, which is worth 100 points, consists of 24 questions. Each question is worth either 3 points or 5 points. If x is the number of 3-point questions and y is the number of 5-point questions, the system shown represents this situation.
x + y = 24
3x + 5y = 100
What does the solution of this system indicate about the questions on the test?
The test contains 4 three-point questions and 20 five-point questions.
The test contains 10 three-point questions and 14 five-point questions.
The test contains 14 three-point questions and 10 five-point questions.
The test contains 20 three-point questions and 8 five-point questions.
Answers: 1
Mathematics, 21.06.2019 17:30, rainbowsauxe
Is it true or false i’m trying to pass this test so i can leave school
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Mathematics, 21.06.2019 18:30, zoeatlowapple
An optical inspection system is used to distinguish among different part types. the probability of a correct classification of any part is 0.92. suppose that three parts are inspected and that the classifications are independent. let the random variable x denote the number of parts that are correctly classified. determine the probability mass function of x. round your answers to four decimal places (e. g. 98.7654). x f(x) 0 1 2 3
Answers: 2
A science test, which is worth 100 points, consists of 24 questions. Each question is worth either 3...
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