Mathematics, 28.01.2020 00:31 username999990
Erin has four shirts (white, blue, red, black) and two pairs of pants (blue and black). she randomly chooses a shirt and a pair of pants. what is the probability that they are the same color? choices are a) 1/12 b) 1/2 c) 1/3 d)1/4
Answers: 3
Mathematics, 21.06.2019 17:00
Which set of reflections would carry trapezoid abcd onto itself? a) x-axis, y=x, y-axis, x-axis b) x-axis, y-axis, x-axis c) y=x, x-axis, x-axis d) y-axis, x-axis, y-axis, x-axis
Answers: 2
Mathematics, 21.06.2019 19:00
Quick! a survey of 57 customers was taken at a bookstore regarding the types of books purchased. the survey found that 33 customers purchased mysteries, 25 purchased science fiction, 18 purchased romance novels, 12 purchased mysteries and science fiction, 9 purchased mysteries and romance novels, 6 purchased science fiction and romance novels, and 2 purchased all three types of books. a) how many of the customers surveyed purchased only mysteries? b) how many purchased mysteries and science fiction, but not romance novels? c) how many purchased mysteries or science fiction? d) how many purchased mysteries or science fiction, but not romance novels? e) how many purchased exactly two types of books?
Answers: 3
Mathematics, 21.06.2019 20:50
You need to solve a system of equations. you decide to use the elimination method. which of these is not allowed? 3x - 2y = 7 3x + 4y = 17 equation 1 equation 2
Answers: 1
Mathematics, 21.06.2019 22:00
Find an bif a = {3, 6, 9, 12) and b = {2, 4, 6, 8, 10).
Answers: 1
Erin has four shirts (white, blue, red, black) and two pairs of pants (blue and black). she randomly...
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