Please answer asap will give brainiest

Teams A and B are playing a series of games. The series is over as soon as a team
wins a total of three games. Team A is two times more likely to win a game than Team
B. A draw in a game is impossible. What is the probability that Team A wins the
series?

Answers

Answer 1

Answer:

79% - almost 4 times out of 5.

The key to this is realizing that the number of games will not always be 5.

If A wins in a sweep - you have 2/3*(2/3)*2/3 percent chance of that happening - 8/27, or 29.63%

If A wins in 4, now we have 2/3*(2/3)*2/3*(1/3)*3 - the 1/3 is the chance that B wins a game. Note - there are only 3 ways B can win a game, not 4. B cannot win Game 4 because Game 4 would not be played in case of a sweep. That is why you cannot use a straight Pascal’s triangle to get your coefficients - the 1–4–6–4–1 is not possible if B cannot win Game 4. Anyway, the math is the same as the above, a 29.63% chance of A winning in 4.

For a 5 game set, A could lose 2 games in 6 possible ways (lose 1&2, 1&3, 1&4, 2&3, 2&4 or 3&4). Again, A cannot lose Game 5 - it would not be played once A wins 3 games. So the odds become 2/3*(2/3)*2/3*(1/3)*(1/3)*6, or 19.75%.

Add them up and you get 79.01%

Step-by-step explanation:

Hope it helps<3


Related Questions

What is an equation of the line that passes through the points (-5, 1) and (5,5)

Answers

Answer:

Equation: y = 0.4x + 3.

Step-by-step explanation:

picture

Please help?
I don’t understand

Answers

Answer:

hi there the correct answer is b

Step-by-step explanation:

Which is the equation of the following line.

Answers

Answer:

D

Step-by-step explanation:

D

0 is the y intercept and -4 is the slope.

Answer:

D. y = -4x

Step-by-step explanation:

First, find the slope:

m = (-8 - 0) / (2 - 0)

[tex]m = -\frac{8}{2}[/tex]

Use slope-intercept form:

[tex]y = -\frac{8}{2}x[/tex]

[tex]y = -4x[/tex]

Please answer this for the love of God!! :(

Answers

Answer:

4(5x+4)

Step-by-step explanation:

The factors of 16 are: 1, 2, 4, 8, 16

The factors of 20 are: 1, 2, 4, 5, 10, 20x

Then the greatest common factor is 4.

4(5x+4) is the correct answer

What is the value of the rational expression 6-x/ x+5 when x= 2

A.)4/7
B.)4/5
C.)8/7
D.)8/5
(Please do hurry.)

Answers

Answer:

A

Step-by-step explanation:

(6-2)/(5+2)

4/7

Answer:

4/7              6 -2/2+5 = 4/7

simple

Can someone plss help me with these questions!!

Answers

Answer:

1 year data analysis of input and output

What is the area of this parallelogram?

A= 19 1/2 ft

A= 42 ft

A= 61 1/2 ft

A= 71 3/4 ft

Answers

Step-by-step explanation:

Parallelogram formula: [tex]A=b(base)h(height)[/tex]

The value 6 is meant to trick you.

The height is 7, and the base is 10 1/4.

Multiply the base and height:

[tex]7 \times 10\frac{1}{4} = 71\frac{3}{4}[/tex]

The area equals: [tex]71\frac{3}{4}[/tex] [tex]ft^{2}[/tex]

help me to the this question​

Answers

Across

1 compass

2 shape

4 two pi to one

6 Pie x radius squared

8. arc

10 Point

11 radius

12 circumference

down

1 Chord

4major arc

5 Radii

7 degrees

9.circle

13 equidistant

hope this helps

The infield of a softball
diamond is shaped like a
square. If the distance
between bases is 60 feet,
Find the diagonal distance
From third base to First
base

1-84.9
2-11.9
3-12.5

Answers

Answer:

84.9

Step-by-step explanation:

The distance between first and third base makes the hypotonus of a triangle where the lengths of the legs are each 60 feet. To find the hypotonus, add (60)^2 + (60)^2 to get 3600 +3600 = 7200. Then square root 7200 to get the distance between first and third as 84.9

Last question im putting all my points into this pleae help! 50 points!

Answers

Answer:

10 inches

Step-by-step explanation:

refer the image

I really need help!!! Some please help me.

Answers

Answer:

2

Step-by-step explanation:

5x0.4=2

.4x2=5

Answer:2 pounds

Step-by-step explanation:
Multiply 5 with .4

Question 1 (5 points)
Dilate the rectangle below by a scale factor of 2. If the current side lengths are 15
and 8, what are the side lengths on the new dilated rectangle?
In your answer, give the new side lengths for the dilated image and explain how you
calculated them.

Answers

Answer:

AB and CD would be 30

AC and BD would be 16

Step-by-step explanation:

The scale factor is what you multiply the sides by. Dilate means wider or larger so you multiply each side by the scale factor of 2 to get the higher scaled rectangle.

tanya is 1.6m tall and sid is 2m tall find the ratio of tanya height to sid’s height

Answers

Answer:

4 : 5

Step-by-step explanation:

tanya : sid = 1.6 : 2 ( divide both parts by 0.4 )

                  = 4 : 5

What is the solution for the equation? 14. 8 = n minus 0. 3 n = negative 15. 1 n = negative 14. 5 n = 14. 5 n = 15. 1.

Answers

Answer:

Step-by-step explanation;

3, 4, 5), while (m, n) = (5,2) gives the ... x 2 + 29x + 210 = (x + 15)(x + 14) and x2 + 29x - 210 = (x + 35)(x - 6)

How much cubic centimeters of dirt must be removed when digging for a foundation of a building if the excavation is 32m long, 12m wide, and 8m deep

Answers

Answer:

3,072m

Step-by-step explanation:

32 × 12× 8= 3,072 (This is only you are multiplying them all)

If you are trying to find the area then its: 384m

HELP ME ASAP for 37 points!! which expression is equivalent to 14.5d+8.5-1/2d+1/2+2.5d
first one 16.5d+8
second one 16.5d+9
third one 17.5d+8
fourth one 17.5d+9​

Answers

Equivalent expressions are expressions with equal values

The equivalent expression is 16.5d+9

How to determine the equivalent expression

The expression is given as:

14.5d+8.5-1/2d+1/2+2.5d

Express the fractions as decimals

14.5d+8.5-0.5d+0.5+2.5d

Collect like terms

14.5d-0.5d+2.5d+8.5+0.5

Evaluate the like terms

16.5d+9

Hence, the equivalent expression is 16.5d+9

Read more about equivalent expressions at:

https://brainly.com/question/2972832

Answer:16.5d+9

Step-by-step explanation:

Select all the stories that can be represented by the diagram.
Diego spends $1 on 7 Stickers and 3 marbles
Elena spends 57 on 3 notebooks and a $1 pen.
Noah shares 7 grapes with 3 friends. He eats 1 and gives each friend the same number of grapes.
Andre studies 7 hours this week for end-of-year exams. He spends 1 hour on English and an equal number of hours each on math, science, and history.
Lin spends $3 on 7 markers and a $1 pen

Answers

Answer: Choice C and Choice D

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

Explanation:

Choice A doesn't work because it the $1 should be $7 instead.Choice B doesn't work because it should be Elena spending $7 total on 3 notebooks and a $1 pen. The x is the amount per notebook.Choice C does work. If x is the number of grapes Noah gives each friend, then 3x is the total amount Noah gives over. Then 3x+1 is the number of grapes total. That +1 at the end is the grape Noah eats. We end up with 3x+1 = 7 because Noah starts off with 7 grapes.Choice D works also. The x is the number of hours for math, science and history each. So 3x is the combined time of those three classes. Add on 1 to get 3x+1 to represent all 7 hours, ie 3x+1 = 7.Choice E does not work. If it was her spending $7 on 3 markers and a $1 pen, then it would work.

Answer:

[] Noah shares 7 grapes with 3 friends. He eats 1 and gives each friend the same number of grapes.

[] Andre studies 7 hours this week for end-of-year exams. He spends 1 hour on English and an equal number of hours each on math, science, and history.

Reasoning:

[✗] The first story, with Diego, does not work because the whole is $1 in the problem and $7 in the diagram.

[✗] The second story, with Elena, does not work because the 7 is ignored entirely and the x becomes a known value, 57.

[✓] The third story, with Noah, does work because he splits seven grapes equally among three friends (the x's) and eats one.

[✓] The fourth story, with Andre, does work because 7 hours were spent studying. One on English and the rest (three subjects) split evenly (x).

[✗] The fifth story, with Lin, does not work because the total is $3 when it should be 7.

Have a nice day!

     I hope this is what you are looking for, but if not - comment! I will edit and update my answer accordingly.

- Heather

Find the domain for the expression:
y/y-5 + 1/y+8

Answers

Answer:

1/y+4

Step-by-step explanation:

1-5+1/y+8

1/y+(1-5+8)

1/y+4

[tex] \frac{y}{y} - 5 + \frac{1}{y} + 8 [/tex]

→[tex](1 - 5) + \frac{1}{y} + 8[/tex]

→[tex]-4 = \frac{ - 4}{1} = \frac{ - 4 \: • \: y}{y} [/tex]

→[tex] \frac{ - 4 \: • \: y + 1}{y} = \frac{1 - 4y}{y} [/tex]

→[tex] \frac{(1 - 4y)}{y} + 8[/tex]

→[tex]8 = \frac{8}{1} = \frac{8 \: • \: y}{y} [/tex]

→[tex] \frac{(1 - 4y) + 8 \: • \: y}{y} = \frac{4y + 1}{y} [/tex]

→[tex] \frac{4y + 1}{y} [/tex]


Find at least five solutions to graph the linear equation 0x -
3y = 15

Answers

Answer:

Any points across y=5. ex: (-2,5) (0,5) (1,5), (3,5) (4,5)

Step-By-Step Solution

(3y=15)/3 divide all by 3

and get y=5

any 5 points that gave y=5 will work

In order to join the football club, you have to pay a 120 Dirhams joining fee and pay 200
Dirhams every week. Write this relation in a slope intercept form.

Answers

Answer:

y = 200x + 120

Step-by-step explanation:

One off fee is 120 Dirhams and weekly charge is 200 Dirhams.

The equation for this relation is:

y = 200x + 120, where x- the number of weeks

Kindly solve the question

Answers

Answer:

in the picture

Step-by-step explanation:

in the picture

Answer:

6.4 = b     and     7.8 = a

Step-by-step explanation:

Using the formula:

a^2 + b^2 = c^2

we can find the length of b

for the first triangle

now we just plug in the lengths.

5^2 + 4^2 = b^2

simplify into :

25 + 16 = b^2

add

41 = b^2

now in order to get rid of the ^2, we just find the square root of 41.

√41 ≈ 6.4

6.4 = b

Now we just need to solve for A

since we know

a^2 + b^2 = c^2 that must mean

c^2 - b^2 = a^2

so this is the formula we will be using.

now we just plug in the lengths of the second triangle into this equation.

10.5^2 - 7^2 = a^2

simplifies into

110.25 - 49 = a^2

subtract

61.25 = a^2

now we just find the square root of 61.25.

√61.25 = 7.8

7.8 = a

you can check this by putting it back in the formula

a^2 + b^2 = c^2

I will do this quickly (only for the second triangle)

we know

a = 7.8

b = 7

c = 10.5

7.8^2 + 7^2 = 10.5^2

simplifys into

60.84 + 49 = 110.25

60.84 + 49 ≈ 110

110.25 ≈ 110

110 = 110

which proves that this is correct.

please help (images below)

Answers

Answer:

2) D

because:

[tex] \frac{9}{1} \times 4 \\ 9 \times 4 \\ 36 \: is \: not \: equal \: to \: 4[/tex]

4) B

because:

[tex] \frac{5}{5} \times 8 \\ 1 \times 8 \\ 8 \: is \: equal \: to \: 8[/tex]

In a fruit punch drink, the 3 ingredients are apple juice, orange juice and cranberry juice. If 3/4 of the drink is apple juice and 1/10 is orange juice then write the ratio of cranberry juice to apple juice to orange juice in its simplest form.​

Answers

Answer:

15/20 : 2/20 : 3/20 or you could put 3/4 : 1/10 : 3/20 but that's up to your teacher

Step-by-step explanation:

We know that there are 3 ingredients.

3/4 apple juice

1/10 orange juice

We want to know how much cranberry juice to apple juice to orange juice.

First, let's start with getting common denominators.

The LCD (least common denominator) between these two fractions is 40. (4 * 10)

So:

3/4 * 10/10  = 30/40

1/10 * 4/4 = 4/40

Now we know them with equal denominators. Now let's subtract them from the whole (40/40) to find out how much cranberry juice.

40/40 - 30/40 - 4/40 = 6/40

Cranberry juice = 6/40 of the whole.

Now we can find the ratio in its simplest form.

30/40 : 4/40 : 6/40

Can we simplify these fractions? yes.

The can all be simplified by 2

15/20 : 2/20 : 3/20

Since 2 can't be simplified by anything but 2 or 1, and 15 and 3 cannot be simplified by 2, this is your answer.

or you could put 3/4 : 1/10 : 3/20 but that's up to your teacher.

Kyle types college reports for $1.70 per page. He also charges $6 to cover the cost of supplies. How many pages did he write if he charged $40.00? Write and solve an equation.

Answers

Answer:

$1.70p + $6 = $40.00

Step-by-step explanation:

$1.70p + $6 - $6 = $40.00 - $6

$1.70p = $34.00

$1.70p ÷ 1.70 = $34.00 ÷ 1.70

p = 20

He wrote 20 pages.

Cone A and Cone B both have a height of 5 inches. The volume of Cone A
is 20.9 cubic inches. The volume of Cone B is 4 times the volume of Cone A.
About how many times longer is the diameter of Cone B than the diameter
of Cone A

Answers

Answer:

cone A= 20.9×5=104.5

cone B= 5×4=20

20×20.9=418

cone B -cone A = -313.5

bra9inly pls help me on this question

Answers

Step-by-step explanation:

area of the trapezoid = area of the 2 triangles +

area of the rectangle

i) area of triangle on left:

a = ½ bh

a = ½ × 2 × 9

a = 9 in²

ii) area of triangle on right:

a = ½ bh

a = ½ × 2 × 9

a = 9 in²

iii) area of rectangle = length × width

a = l × w

a = 12 × 9

a = 108 in²

iv) area of trapezoid = 9 + 9 + 108

= 126 in²

hope this helps you!

-s.

how do i solve b^2-5b+3

Answers

Answer:

[tex]x {}^{2} - 5x = - 3 \\ x( x - 5) = - 3 \\ x = - 3 \\ x - 5 = - 3 \\ x = 2[/tex]

part one is the first pic the second part is the one that starts with the result.

Solve for a.

5a−12=3

Enter your answer in the box.

a =

Answers

[tex]5a - 12 = 3 \\ 5a = 3 + 12 \\ 5a = 15 \\ a = \frac{15}{5} \\ a = 3[/tex]

Answer:

[tex]a=3[/tex]

Step-by-step explanation:

Given the following question:

[tex]5a-12=3[/tex]

To solve this equation, we need to add 12 on both sides and then isolate the variable for a.

[tex]5a-12=3[/tex]
[tex]-12+12=0[/tex]
[tex]12+3=15[/tex]
[tex]5a=15[/tex]
[tex]\frac{5a}{5} =\div5[/tex]
[tex]15\div5=3[/tex]
[tex]a=3[/tex]

Hope this helps.

Find x to the nearest tenth.
8
6
X

Answers

Answer:

x ≈ 5.3

Step-by-step explanation:

a²+b²=c²

c is always the hypotenuse in a right angle triangle.

6² + x² = 8²

36 + x² = 64

64 - 36 = 28

x² = 28

x = √28

Use calculator from here.

√28 = 5.29150262213

5.29150262213 ≈ 5.3

Because the number after 2, which is 9, is greater than 5, the nearest tenth is 5.3, not 5.2.

Jack read 9 books in 15 months. What was his rate of reading in months per book? Include units.
Your answer should be written in fraction form (mixed number)

Answers

Answer:

3/5 books

Step-by-step explanation:

Divide 9 by 15 to get 0.6

0.6=3/5

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