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icang [17]
3 years ago
15

The time it takes a student to finish a Statistics test has a uniform distribution between 46 and 73 minutes. What is the probab

ility that he/she finishes within 58.5 minutes. Report your answers in decimals, using 3 values after the decimal point.
Mathematics
1 answer:
Afina-wow [57]3 years ago
7 0

Answer: The required probability is 2.167.

Step-by-step explanation:

Since we have given that

It is a uniform distribution between 46 minutes and 73 minutes.

She finishes within 58.5 minutes.

So, the general probability is :

\dfrac{58.5}{b-a}\\\\here,\\\\a=46\\\\b=73

So, the probability would be

\dfrac{58.5}{73-46}=\dfrac{58.5}{27}=2.167

Hence, the required probability is 2.167.

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If x -9 is a factor of x^2 -5x-36 , what is the other factor ?
faust18 [17]

Answer:

(x + 4) (x - 9)

Step-by-step explanation:

Factor the following:

x^2 - 5 x - 36

The factors of -36 that sum to -5 are 4 and -9. So, x^2 - 5 x - 36 = (x + 4) (x - 9):

Answer: (x + 4) (x - 9)

3 0
3 years ago
Will mark as brainliest<br><br> ...
Anuta_ua [19.1K]

Answer:

Third sequence (7, 2, 1, -4, -10)

In the first sequence, -4 has to be in front of -10 because it is larger.

In the second sequence, 7 goes in the beginning, with 2 then 1 following, with -4 behind and -10 behind -4.

In the third option, 7 must be in the front, with 2, 1, then -4, then -10 following.

The answer = third sequence.

Hope it helped!

4 0
4 years ago
Read 2 more answers
Please help I need the answer ASAP!
stepladder [879]

Answer:

the second answer choice x greater than or equal to -6

Step-by-step explanation:

because u have to find the where the equation is defined. the range is the set  of values that correspond to the domain.

6 0
3 years ago
Find the missing angle according to the Triangle Exterior Angle Theorem
Alexxandr [17]

Answer:

k = 36

Step-by-step explanation:

By exterior angle theorem:

k \degree + 110 \degree = 146 \degree \\  \\ k \degree = 146 \degree  - 110 \degree \\  \\  k \degree = 36\degree \\  \\ k = 36

6 0
3 years ago
Read 2 more answers
A bag contains 5 red poker chips, 3 blue poker chips and 7 white poker chips. Two chips are drawn without replacement. Find the
prohojiy [21]
5 red, 3 blue, 7 white.....total of 15

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without replacement
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4 0
3 years ago
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