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harkovskaia [24]
3 years ago
15

A test has multiple choice questions with 5 choices for each answer; only one answer is correct for each question. Suppose a stu

dent guesses the answer to each question. Assuming the guesses are independent, find the probability that the student will guess correctly when answering two questions. 1/5 1/10 1/25
Mathematics
2 answers:
mariarad [96]3 years ago
6 0
1 out of 5.

2/10=1/5 simplified
barxatty [35]3 years ago
3 0
1 / 5 is the correct answer since if your answering 2 questions there is a 2/10 probability 1/5
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Slide and transformation
Ludmilka [50]

The rule that describes this transformation is (x - 3, y + 1)

Step-by-step explanation:

Step 1:

The points of the trapezoid are

M; (-3, -1),

N; (-4, 3),

P; (1, 3), and

Q; (-1, -1).

Step 2:

To translate the points to 3 units on the left, we subtract the x coordinate by 3 because it is moved to the left. So x becomes x - 3.

In order to translate the points to 1 unit up, we add 1 to the y coordinate as it is moved in the positive direction of y. So y becomes y + 1.

Combining these we get (x, y) becomes (x - 3, y + 1).

5 0
3 years ago
Activity
inna [77]
Have the same slope
5 0
3 years ago
A concession stand sells hamburgers (h) for $2 and hotdogs(d) for $1.On friday night they sold a total of 300 hamburgers and hot
Olegator [25]
The first equation has to be the sum of hotdogs and hamburgers. Since a total of 300 <span>hamburgers and hotdogs was sold, the first equation is:
          h+d=300

Now, the second equation is about the money. They say that EACH hamburger cost $2 and each hotdog cost $1. And, the total amount of money made was $420. So the second equation is:

      2h+d=420

SO, overall, the system of equations is this:

   
h+d=300
   2h+d=420
     
(option A is the answer)
</span>
8 0
4 years ago
Help pls 25 points don’t answer if you do not know
-Dominant- [34]

Answer:

i believe it’s graph A

Step-by-step explanation:

8 0
3 years ago
Read 2 more answers
Select all the expressions that are equivalent to 24x + 12.
nydimaria [60]

Answer:

2(12x + 6)

-6(-4x - 2)

12(1 + 2x)

5 0
3 years ago
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