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professor190 [17]
3 years ago
5

In a sample of 138 teenagers, 38 have never been to a live concert. Find the sample proportion for those who have never been to

a live concert.
Mathematics
1 answer:
Aleks04 [339]3 years ago
4 0
138 : 38
total : never went to a live concert
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A student found the solution below for the given inequality.
svetoff [14.1K]

Answer:

<u>Option D. The student is completely incorrect because there is no solution to this inequality. </u>

Step-by-step explanation:

<u>The question is as following:</u>

A student found the solution below for the given inequality.

|x-9|<-4

x-9>4 and x-9<-4

x>13 and x<5

Which of the following explains whether the student is correct?

A. The student is completely correct because the student correctly wrote and solved the compound inequality.

B. The student is partially correct because only one part of the compound inequality is written correctly.

C. The student is partially correct because the student should have written the statements using “or” instead of “and.”

D. The student is completely incorrect because there is no solution to this inequality.

==========================================================

Given: |x-9| < -4

We should know that the out put of modulus always will be greater than or equal to zero.

So, The inequality always will not be true (unlogic condition)

So, There is no solution to this inequality.

The answer is option D

D. The student is completely incorrect because there is no solution to this inequality.

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Answer:

B

Step-by-step explanation:

5 0
3 years ago
tickets to a concert cost $15 online and $25 at the door. one hundred more people bought their tickets at the door than online.
DochEvi [55]
25X100= 2,500 at the door
2,500-20,500 = 18,000 lift
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3 years ago
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Which rational number is NOT greater than point A?
kramer

Step-by-step explanation:

) Every positive rational number is greater than 0. 

(ii) Every negative rational number is less than 0.

(iii) Every positive rational number is greater than every negative rational number. 

(iv) Every rational number represented by a point on the number line is greater than every rational number represented by points on its left. 

(v) Every rational number represented by a point on the number line is less than every rational number represented by paints on its right

b

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How to find x please help
o-na [289]
You know the adjacent and you need to find the opposite, so you would use tangent. Your equation would look like this; tan 26°= x/28. You would need to multiply both sides by 28 to simplify it to this; 28*tan 26°= x
Solving this, you would get an answer of 13.7
6 0
3 years ago
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