Can someone explain how this is right
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Answers: 1
Mathematics, 21.06.2019 14:50, twistedhyperboles
50 ! pls ! 12. building codes regulate the steepness of stairs. homes must have steps that are at least 13 inches wide for each 8 inches that they rise.β¨β¨a. discuss how to find the slope of the stairs.β¨b. describe how changing the width or height affects the steepness of the stairs.
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Mathematics, 21.06.2019 15:00, lm18618
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 16:30, SKYBLUE1015
Which elements in the set below are integers? 12, β3β4,β 25 , β7, β 5 , 14β7, 9 a. 12, β 25 , β7, 9 b. 12, β 25 , β7, 14β7, 9 c. β3β4, 25 , β 5 ,14β7 d. 12, β7, 9
Answers: 2
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