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RoseWind [281]
2 years ago
7

Please hurry it’s timed

Mathematics
2 answers:
labwork [276]2 years ago
8 0

Answer:

Step-by-step explanation:

n=16

Trava [24]2 years ago
4 0

Answer:

it's 2

djrjcjrjdjfjcjwjdicjrjcjsjsjdjcjdjxc

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Giving a test to a group of students, the grades and gender are summarized below
GenaCL600 [577]

Answer:

59 / 71

Step-by-step explanation:

Given the data :

A B C Total

Male 20 10 13 43

Female 15 2 11 28

Total 35 12 24 71

The probability of randomly selecting a Student that got B ;

Probability = required outcome / Total possible outcomes

P(getting B) = number of students who got B / total number of students

P(getting B) = 12 / 71

Probability of getting B = 12 /71

Probability of not getting B = P(getting B)' = 1 - P(getting B)

Probability that student did not get "B" = 1 - 12/71 = 59 / 71

7 0
2 years ago
Clara found the product of 3 – 6y2 and y2 + 2. Her work is shown below. (3 – 6y2)(y2 + 2) = 3(y2) + (–6y2)(2)    = 3y2 – 12y2  
Marizza181 [45]
<span>No, she did not use the distributive property correctly.</span>
3 0
3 years ago
Read 2 more answers
The distance from Michaels house to his Granma house is 84 miles round trip . If Michael visits his granma 9 times each year how
kvv77 [185]

Answer:

Michael travels a total of 756 miles each year.

Step-by-step explanation:

If you want the total number of miles he travels(to and from the house combined), just multiply 84 by 9.

84 x 9 = 756

4 0
2 years ago
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Anyone smart in geometry?
mr_godi [17]

Answer:

Jml for number one because if you flip the top triangle over you have two like triangles just not the same size but angles are the same

Number 25 edc because of the same reason

Step-by-step explanation:

3 0
2 years ago
Sara’s little brother is getting ready to color the picture of a rainbow that Sara drew for him. To make the task easier for her
krok68 [10]
There are seven colors in a rainbow, namely red, orange, yellow, green, blue, indigo and violet. Therefore, there are 7 total possibilities. Keep in mind that when we two events are to happen together, their probabilities are mulitplied. Therefore, in the first case, P(violet) = 1/7 and P(orange) = 1/7; P(violet then orange) = 1/7 * 1/7 = 1/49. If the crayon is not replaced, P(orange) = 1/6. Therefore, P(violet then orange) = 1/7 * 1/6 = 1/42.
8 0
3 years ago
Read 2 more answers
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