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Tom [10]
3 years ago
14

The principle of redundancy is used when system reliability is improved through redundant or backup components. Assume that a​ s

tudent's alarm clock has a 15.3​% daily failure rate. Complete parts​ (a) through​ (d) below. a. What is the probability that the​ student's alarm clock will not work on the morning of an important final​ exam?
Mathematics
1 answer:
k0ka [10]3 years ago
7 0

Answer:

Pr = 0.153

Step-by-step explanation:

Given

p = 15.3\%

Required

Probability of alarm not working

p = 15.3\% implies that the alarm has a probability of not working on a given day.

So, the probability that the alarm will not work on an exam date is:

Pr = 15.3\%

Express as decimal

Pr = 0.153

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Please help asap!! Thank you
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Step-by-step explanation:

Hey, there!!

Let's simply work with it,

60° + 2x° + (2x+12)° = 180° { being a linear pair}.

or, 72° + 4x = 180°

4x = 180° - 70°

x =  \frac{108}{4}

Therefore, the value of x is 27°.

Now,

2x° = (2×27)°= 54°

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(x+2)= 27+ 2= 29°

Now, The left angle is 27°.

Therefore, The answer is option A.

<em><u>Hope</u></em><em><u> </u></em><em><u>it helps</u></em><em><u>.</u></em><em><u>.</u></em><em><u>.</u></em>

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Licemer1 [7]
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\bf \begin{array}{ccll}&#10;amount&\%\\&#10;\text{\textemdash\textemdash\textemdash}&\text{\textemdash\textemdash\textemdash}\\&#10;1192.64&100\\&#10;372.91&p&#10;\end{array}\implies \cfrac{1192.64}{372.91}=\cfrac{100}{p}\implies p=\cfrac{372.91\cdot 100}{1192.64}
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