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, 23.04.2020 17:02

# Why might this group of toys not be a valid sample? Check all that apply.  ### Other questions on the subject: Mathematics

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Mathematics, 10.05.2020 23:54
Which relationships have the same constant of proportionality between y and x as the equation y= dfrac{5}{2}xy= 2 5 ​ xy, equals, start fraction, 5, divided by, 2, end fraction, x? Choose 3 answers: Choose 3 answers: (Choice A) A 5y=2x5y=2x5, y, equals, 2, x (Choice B) B 8y=20x8y=20x8, y, equals, 20, x (Choice C) C (Choice D) D (Choice E) E xy 1112 dfrac{1}{2}2
M
Mathematics, 17.11.2020 11:39
Marcus was asked to identify the vector that maps (triangle) def to (triangle) d e f . he drew a vector as shown and determined that the component form of the vector is (3, 1). explain his error.
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Mathematics, 17.11.2020 10:34
Ravi is deciding how many people to take to the movies. The table below shows the cost for different sized groups of people. Number in group: 3, 5, 7 Cost (In dollars): 24, 40, 56 A) The cost for each person is not always the same. B) The cost for each person appears to be the same. Predicted cost for 8 people: \$_
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Mathematics, 17.11.2020 10:23
A train travels from City A to City B. The table below shows the distance and the amount of time it takes on the train. Distance (km) : 12, 24, 35 Time (In minutes) : 2, 4, 7 A. The train does not always go the same distance each minute. B. The train appears to go the same distance each minute. Predicted amount of time to travel 54 kilometers: __ minutes 