Mathematics, 26.03.2021 18:20 ace6112
Mrs. Aiello and Mr. O'Toole can write a lesson together in 2 hours. When working alone. Mr. O'Toole needs 4 hours to complete the lesson. Which teacher can write the lesson in less time? Provide mathematical evidence to support your answer.
Answers: 1
Mathematics, 21.06.2019 15:00
Jeffery conducted a survey in his school and found that 30 of the 50 eighth grade students' favorite subject is mathematics. based on the results, jeffery concluded that out of the 200 students in his school, 120 students' favorite subject is mathematics. select the statement that is true about jeffery's conclusion. a. jeffery's conclusion is not valid because the sample was biased since only 200 students were surveyed. b. jeffery's conclusion is valid because the sample was random since all of the students were eighth grade students. c. jeffery's conclusion is valid because the sample was random. d. jeffery's conclusion is not valid because the sample was biased since all of the students were eighth grade students.
Answers: 2
Mathematics, 21.06.2019 17:00
Select all of the quadrants that the parabola whose equation is y=âx-4 (principal square root) occupies. i ii iii iv
Answers: 3
Mathematics, 22.06.2019 02:40
Which of the following values have 3 significant figures? check all that apply. a. 10.1 b. 100.05 c. 120 d. 129
Answers: 1
Mathematics, 22.06.2019 03:30
Find the simplified product: 2sqrt 5x^3(-3sqrt10x^2) a: -30sqrt2x^5 b: -30x^2sqrt2x c: -12x^2sqrt5x d: -6sqrt50x^5
Answers: 2
Mrs. Aiello and Mr. O'Toole can write a lesson together in 2 hours. When working alone. Mr. O'Toole...
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