Mathematics, 03.11.2020 17:10 itzdulceee
Answer if you only know all of them (1) The value of y varies directly with x. If x = 4, then y = 20.
What is the value of x when y = 60?
(A) 5
(B) 7
(C) 12
(D) 44
(2) Use a graphing calculator to model the data using a linear function.
What is the correlation coefficient of the data?
(A) −0.88
(B) −0.73
(C) 0.53
(D)0.85
(3) A group of people tried an exercise program for various amounts of time to see if it would help them to lose weight. This table shows the relationship between the number of weeks each person spent on the exercise program and the number of pounds they lostWhich function best models the data?
(A) y=−2x+1.8
(B) y = 0.59x + 1.15
(C) y = 0.17x + 2
(D) y=−0.5x+3.5
Answers: 3
Mathematics, 21.06.2019 18:30
Haruka hiked several kilometers in the morning. she hiked only 66 kilometers in the afternoon, which was 25% less than she had hiked in the morning. how many kilometers did haruka hike in all?
Answers: 1
Mathematics, 21.06.2019 23:30
Sara has 2 2/3 cup taco meat. she needs 1/6 cup to make one taco. how many tacos can sara make with the taco meat she has?
Answers: 1
Answer if you only know all of them (1) The value of y varies directly with x. If x = 4, then y = 20...
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