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choli [55]
3 years ago
8

Air-USA has a policy of booking as many as 18 persons on an airplane that can seat only 17. (Past studies have revealed that onl

y 82% of the booked passengers actually arrive for the flight.) Find the probability that if Air-USA books 18 persons, not enough seats will be available. Round your answer to four decimal places.
Mathematics
1 answer:
vladimir2022 [97]3 years ago
4 0

Answer:

The required probability is 0.0281

Step-by-step explanation:

Consider the provided information.

Air-USA has a policy of booking as many as 18 persons on an airplane that can seat only 17.

Studies have revealed that only 82% of the booked passengers actually arrive for the flight.

Therefore, the probability of a person arrive is 0.82

Find the probability that t if Air-USA books 18 persons, not enough seats will be available.

Probability that 18 persons arrive = (0.82)^{18}=0.0281

Hence, the required probability is 0.0281

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Komok [63]
4x + 3y = 12
3y = -4x + 12
y = -4/3x + 4........so the slope (or gradient) is -4/3...because in y = mx + b form, the slope(gradient) is in the m position and the y int is in the b position....so if u wanted to know the y axis, it would be (0,4)

the x intercept (where the line crosses the x axis) can be found by subbing in 0 for y in the original equation or the slope intercept equation, and solving for x.
4x + 3(0) = 12
4x = 12
x = 12/4 = 3....so the x intercept is (3,0)
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3 years ago
Combine like terms to create an equivalent expression.<br> -5.8c + 4.2 - 3.1 +1.4c
olga2289 [7]

Answer:

-4.4c +1.1

Step-by-step explanation:

-5.8c + 1.4c = -4.4c

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3 years ago
49x2 - 81 is an example of the difference of two
Shkiper50 [21]

Answer:

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Step-by-step explanation:

Formulas are used to factorize the polynomials.

In the given question, we can see a difference of squares

the difference of squares can be factorized using the formula

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Here a^2 and b^2 are squares and factorized as sum and difference of numbers.

So in the given options,

(4x + 3)(4x - 3) represents the factorization of a polynomial that was the difference of two squares as it is written as product of sum and difference of two numbers.

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Please help, if you know the correct answer! Only if you know the correct answer!
My name is Ann [436]
It is the correct answer
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labwork [276]

Answer:

D. xy.

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