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Fed [463]
3 years ago
7

The four of you apply for summer jobs at a sports and news channel. The probability of success in getting the summer job is 0.1.

Using the binomial distribution, compute: a) The probability of exactly three of you getting the summer jobs. B) The probability of three or more of you getting the summer jobs. C)The probability of less than three of you getting the summer jobs.
Mathematics
1 answer:
mezya [45]3 years ago
4 0

Answer:a) 0.0036

b) 0.0037

c) 0.9963

Step-by-step explanation:

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On tuesday bill bought nine posters. On wednesday half of all the posters that he had were destroyed. On thursday there were onl
Anettt [7]
(x+9)/2+=24
        *2   I *2
      x+9=48
         -9    -9
x=39
4 0
3 years ago
Find the value of x. Then find the measure of each labeled angle
34kurt

Answer:

x = 109

Top Right Angle = 109

Bottom Right Angle = 71

Step-by-step explanation:

Notice the two right angles on the left and recognize that the figure is a a quadrilateral (4 sides). That means it adds up to a total of 360 degrees.

(x-38) + x + 90 + 90 = 360

2x + 142 = 360

2x = 218

x = 109

(x - 38) = (109 - 38)

71 degrees for bottom right angle

109 for top right angle

8 0
2 years ago
Erica has already knit 5 centimeters of scarf, and can knit 1 centimeter each night. Write an equation that shows the relationsh
ollegr [7]

Answer:

5+x=y

Step-by-step explanation:

If she has already knit 5 cm you will always have to factor that in. If x is the number of nights adding the number of nights she does 1 cm of knitting will give you the length she has knit so far (y). I hope this helped! Good luck

4 0
3 years ago
jose jumped 8 1/3 feet. this was 2 1/3 feet farther than lila jumped. how far did lila jump TELL MEH AFTER THIS I GET ON IXL
nika2105 [10]
In this scenario Jose jumped the distance Lila jumped plus 2 1/3 ft, so...

Lilia + 2 1/3 = 8 1/3

subtract 2 1/3 from each side to get Lila by herself

Lila = 8 1/3 - 2 1/3
Lila = 6

Lila jumped 6 feet
5 0
3 years ago
Find the product. Multiplication of the binomial.
AnnZ [28]

We have, (2r+3)(3r^2+4r+5) or more generally,

(a+b)(c+d+e)=ac+ad+ae+bc+bd+be

So using that, we find,

(2r+3)(3r^2+4r+5)=6r^3+8r^2+10r+9r^2+12r+15, then collect terms with same exponent and get \boxed{6r^3+17r^2+22r+15}.

6 0
3 years ago
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