A slot machine has 3 wheels that spin independently. Each has 10 equally likely symbols: 4 bars, 3 lemons, 2 cherries, and a bell. If you play, what is the probability that you get at least one bar?

Answers

Answer 1

Answer:

a) 3 lemons = (0.3)^3 = 0.027

------------------------------------

b) No fruit symbols = (0.5)^3 = 0.125

c) 3 bells (the jackpot) = (0.1)^3 = 1/1000

d) No bells = (999/1000)

e) At least one bar (An automatic loser)= 1 - P(no bars)

= 1 - 3C0(0.4)^0*0.6^3 = 1-0.6^3 = 0.784

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

Cheers,


Related Questions

What is the slope of this line?

Enter your answer as a whole number or a fraction in simplest form in the box.

Answers

Answer:

2

Step-by-step explanation:

bcoz this is wright answer

Solve.w−(−1/3)=2.05Enter your answer as a mixed number in simplest form in the box.what is the answer?

Answers

Answer:

The correct answer is 1 43/60

Step-by-step explanation:

The solution to the equation is [tex]\framebox{1\frac{43}{60}}[/tex]w = 1 (43/60).

What is an equation?

Two or more expressions with an equal sign are defined as an equation.

The given equation is w-(-1/3) = 2.05.

Solve the equation:

w-(-1/3) = 2.05

w + 1/3 = 2.05

w = 2.05 - 1/3

w = 205/100 -1/3

w = (205×3 - 100)/300

w = (615-100)/300

w = 515/300

w = 103/60

w = 1 (43/60)

Hence,  the solution to the equation is [tex]\framebox{1\frac{43}{60}}[/tex]w = 1 (43/60).

Learn more about equations here:

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Please help i have no idea how to do this

Answers

Answer:

i think its C

Step-by-step explanation:

i havent done this in a while but if i rememeber correctly if its adding to y then the graph shifts up and if its subtracting from y the graph shifts down and if its adding to x the graph goes right and if its subtracting from x the graph goes left

Really sorry if its wrong. best of luck!

A rectangle has a height to width ratio 3:4.5. Give an example of dimensions for rectangles that could be scaled versions of this rectangle

Answers

Answer:

just need a little point

Step-by-step explanation:

9128O=

John borrowed $8,500 for 1 year at 8% simple interest from Quicker Loans. At the end of the 1-year period, what is the total loan amount that John will need to repay
Quicker Loans?
$15, 300
$9, 180
$6,800
$680

Answers

Answer:

a.

Step-by-step explanation:

Answer:

$ 9,180

Step-by-step explanation:

(8,500 x 0.08) = 680

8,500 + 680 = 9,180

A car travels 15 1/10 miles in 1/3 of an hour. What is the average speed, in
miles per hour, of the car?

Answers

Step-by-step explanation:

Miles = 15 1/10

Miles = 151/10 miles

Hour = 1/3 hour

Av = 151/10 miles / 1/3 hour

Av = 151/10 × 3 / 1/3 × 3

Av = 453/10 miles / hour

Av = 45,3 mil / h

Given:-

[tex]\red{➤}\:[/tex][tex]\sf Distance \: travelled \: by \: Car= 15\dfrac{1}{10} miles[/tex]

[tex]\quad\sf =\dfrac{10×15+1}{10}= \dfrac{151}{10} miles[/tex]

[tex]\red{➤}\:[/tex][tex]\sf Time \: taken \: by \: Car= \dfrac{1}{3} \:hours [/tex]

[tex]\\[/tex]

To Find:-

[tex]\orange{☛}\:[/tex][tex]\sf Average \: Speed \: of \:Car, \:in \: miles \: per \: hour [/tex]

[tex]\\[/tex]

Solution:-

[tex]\underline{\tt{Formula\:Applied}}[/tex]

[tex]\green{ \underline { \boxed{ \sf{Speed=\dfrac{Distance \:travelled}{Time \:taken}}}}}[/tex]

[tex]\\[/tex]

[tex]\underline{\tt\pink{Putting \:Values-}}[/tex]

[tex]\begin{gathered}\\\quad\longrightarrow\quad \sf Speed=\frac{\frac{151}{10}}{\frac{1}{3}} \\\end{gathered} [/tex]

[tex]\begin{gathered}\\\quad\longrightarrow\quad \sf Speed=\frac{151×3}{10×1} \\\end{gathered} [/tex]

[tex]\begin{gathered}\\\quad\longrightarrow\quad \sf Speed=\frac{453}{10} \\\end{gathered} [/tex]

[tex]\begin{gathered}\\\quad\longrightarrow\quad \sf Speed=45\frac{3}{10} miles \: per \: hour\\\end{gathered} [/tex]

[tex]\boxed{\sf{Speed \:of \: the \: Car = 45\frac{3}{10} miles/hour}}[/tex]

add. Write your answer as a mixed number in simplest form. 5 2/5 + 1 2/5

Answers

5+2/5+1+2/5
5+1=6
2/5+2/5=4/
6+4/5=6 4/5
Answer:34/5

-2/3x = -1. What’s the answer?

Answers

The main Answer is X=3/2
Incase you need it in decimal point it’s X=1.5 and Mixed number form it’s X=1 1/2
Answer : 2/3
Explanation : Solve the rational equation by combining expressions and isolating the variable x

A rectangular box has dimensions 0.045m, 0.034m, 0.01m. Calculate the volume of the box in cm³:
Volume = ___ cm³

Answers

Answer:

[tex]15.75 {cm}^{3} [/tex]

Step-by-step explanation:

Convert m to cm,

0.045m =4.5cm

0.034m = 3.5cm

0.01m = 1cm

Volume = 4.5 cm × 3.5 × 1 = 15.75 cm3

If cos x= 2/3, find sec x

Answers

Answer:

Use the Pythagorean Theorem

sec (x) =  3/2

Step-by-step explanation:

The sixth grade garden at Sunnyside School is 14/3 yards long and has an area of 56/9 square yard.

How wide is the garden?

Answers

Step-by-step explanation:

I don't know sorry I'm not good with fractions.

I don’t know. I’m very sorry. Hope you find it though

direction: Analyze and solve the problem. Show your solution. Use a separate sheet of paper for your answer.

1.Aiza wants to save her baon in order to buy a cake for the upcoming 57th birthday of her mother that is 10 school days from now. she already had some initial savings from the gift she received from her ninong during her 14th birthday. with a constant amount of daily savings she had saved Php 540 in two school days and in five school days her total savings amounted to Php 600.

a. write an equation that can be used to determine her total savings give a number of school days.

b. how much money did aiza save in 10 school days?​

Grade 8

Answers

I think it is letter B

The table shows the favourite colours of 400 people

Answers

Can you give more detail plz

Six students shared equally the cos of 18 items in the chart. Each student paid $24. What item did they buy?
red book $24

blue book 6 per pack

orange book 8 each

Answers

Answer:

They bought the orange book

Step-by-step explanation:

The easiest way to figure this problem out would be to break it down so it seems more simple.

6 students, 18 items, each paid $24.

8*18 = 144

144/6 = $24

You would just multiply the cost of the red book, blue book, and orange book by the 18 items. Then divide your answer by the number of students.

A restaurant has $ 240 to buy new napkins. If the cost of one napkin is $ 4 , how many napkins will the restaurant be able to buy?

Answers

Total money for napkins = $ 240

Cost of one napkin = $4

No of napkins[tex]⇒ \frac{240}{4} \\ = 60[/tex]

Answer: 60

Step-by-step explanation:

You divide the 240 by 4 and you get 60

Please help

Which of the following equations have no solutions?
Choose all answers that apply:
29x – 29 = 29x – 11
B
29x + 11 = 29x – 11
29x + 29 = 29x – 11
+
29r +92 = 29.x – 11

Answers

Answer:

29x – 29 = 29x – 11

Step-by-step explanation:

29x-29 = 29x-11

29x-29x = 29-11

0x = 18

Which of the following statements is true?
1. In order to use x2 procedures, each expected cell value of a one- or two-way
table must contain a value of at least five.
11. In order to use x2 procedures, you must have at least five degrees of
freedom.
III. For a 5 X 6 two-way table, a x2 distribution would be based on 10 degrees
of freedom.

Answers

Answer:

I only

Step-by-step explanation:

just trust me bro

In order to use x2 procedures, each expected cell value of a one- or two-way table must contain a value of at least five. So, option (1) is correct.

What is the Chi-square table?

"The Chi-Square distribution table is a table that shows the critical values of the Chi-Square distribution. To use the Chi-Square distribution table, you only need to know two values: The degrees of freedom for the Chi-Square test. The alpha level for the test (common choices are 0.01, 0.05, and 0.10)".

In the given statements,

We need to analyze which statement is true regarding the Chi-square table.

In order for the Chi-square test to be considered trustworthy, each cell of your expected contingency table must have a value of at least five.

Hence we can conclude that in order to use x2 procedures, each expected cell value of a one- or two-way table must contain a value of at least five. So, option (1) is correct.

Learn more about the Chi-square table here

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1.) Lois buys about 3 packs of cigarettes per week. Cigarettes are $12.50 per pack. How much money can she save in one year if she quits?


Answers

$12.50 x 3
=$37.5 in a week.

1 year = 48 weeks
37.5 x 48 = $1,800
She saves $1800 a year

Jason downloaded 288 pictures from his camera of the pictures 38% of them are his family about how many pictures of his family are there use rate per 100 to estimate​

Answers

About 109 photos. Exactly 109.44 photos.

I don't know what you mean by using "rate per 100 to estimate"

Answer:

Bout 109

Step-by-step explanation:

Hope it helps

find the value of z plz

Answers

Solution:In a rhombus which is a parallelogram, the sum of two adjacent angles is 180.Given, Angle S = 2z and Angle T = 2z - 64°Therefore, Angle S + Angle T = 180°

or, 2z + 2z - 64° = 180°

or, 4z = 180° + 64°

or, 4z = 244°

or, z = 61°

Answer:

The value of z is 61°.

Hope it helps.

Do comment if you have any query.

5 + 2(3 + 2x) = x + 3(x + 1)

Answers

Answer:

no solution

Step-by-step explanation:

5 + 2(3 + 2x) = x + 3(x + 1) ← distribute parenthesis on both sides

5 + 6 + 4x = x + 3x + 3 , simplify both sides

11 + 4x = 4x + 3 ( subtract 11 from both sides )

4x = 4x - 8 ( subtract 4x from both sides )

0 = - 8 ←  false statement

This indicates the equation has no solution

Pleaseeeeeee Helppppppp

Answers

Answer:

it is the third one

Step-by-step explanation:

just trust the

process

Answer:

last one

Step-by-step explanation:

In every function, there can be only one value in the range (only y value) for each value in the domain (each x value). In the graph shown in the last graph, there are two y values for each value of x.

PLS HELP ME 25 POINTS IN TOTAL

Answers

Answer:

Now, you don't have any money left. In order to have more money left, you'll need to reduce an amount from one of the categories. (Specifically something that's not crucial to your survival.)

Step-by-step explanation:

a. Removing $400 from $4,000. $3,600.

b. Removing $200 from $3,600. $3,400.

c. Removing $800 from $3,400. $2,600.

d. Removing $600 from $2,600. $2,000.

e. Removing $280 from $2,000. $1,720.

f. Removing $360 from $1,720. $1,360.

g. Removing $480 from $1,360. $880.

h. Removing $480 from $880. $400.

i. Removing $200 from $400. $200.

j. Removing $200 from $200. $0.

No money left.

how to graph two step inequalities?
Pleaseeeeeee helpppp!!!!!!!

Answers

Answer:

It's somewhat easy:

Step-by-step explanation:

1. Undo the addition/subtraction first (using the inverse operations)

2. Then undo the multiplication/division

Hi I might need help on this one,

Answers

Answer:

The first one is A

24 + (2 x 24) + (3 x 24) + (4 x 24) + (5 x 24) =

24 + 48 + 72 + 96 + 120 = 360*

Second one is D

360/40 = 9

Step-by-step explanation:

Verify the identity by using trigonometric identities:

csc^2(x) - 2csc(x)cot(x) + cot^2 = tan^2(x/2)

Answers

Working with the right hand side (RHS):

Recall the half-angle identities,

sin²(x/2) = (1 - cos(x))/2

cos²(x/2) = (1 + cos(x))/2

so that

RHS = tan²(x/2)

RHS = sin²(x/2) / cos²(x/2)

RHS = (1 - cos(x)) / (1 + cos(x))

Multiply the numerator and denominator by 1 - cos(x).

RHS = (1 - cos(x)) / (1 + cos(x)) • (1 - cos(x)) / (1 - cos(x))

RHS = (1 - cos(x))² / (1 - cos²(x))

Recall that

sin²(x) + cos²(x) = 1

so that

RHS = (1 - cos(x))² / (1 - cos²(x))

RHS = (1 - cos(x))² / sin²(x)

Expanding the numerator yields

RHS = (1 - 2 cos(x) + cos²(x)) / sin²(x)

RHS = 1/sin²(x) - 2 cos(x)/sin²(x) + cos²(x)/sin²(x)

RHS = 1/sin²(x) - 2 cos(x)/sin(x) • 1/sin(x) + cos²(x)/sin²(x)

and by definition of csc and cot,

RHS = csc²(x) - 2 cot(x) csc(x) + cot²(x)

as required.

please someone help quick
Hamed bought some art supplies from an online retailer. The retailer charges a $5.95 shipping fee or 6% of the total purchase price, whichever is greater. If Hamed's total purchase is $124.50.

a) Calculate how much shipping Hamad will pay ?

b) Calculate the total amount Hamad will pay after shipping ?

Answers

Answer:

6% of purchase is a) $7.47 and therefore it is the greater of the two options.

b) $131.97 total with shipping

Step-by-step explanation:

$124.50 multiplied by .06 = $7.47 which is greater than $5.95

124.50 + $7.47 = $131.97

You need at least $12,000
for a car. Your parents said
they would give you $4000 if
you could come up with the
rest. How much money do
you need to meet or exceed
your goal?

Answers

Answer:

$8000 or more

Step-by-step explanation:

Can anyone help me with this question please ?
I’ll mark as brainliest

Answers

Answer:

C

Step-by-step explanation:

Try D first because it is the simplest.

Randomly, I tried 5*-59.

It gives -295. That is not correct numerically because the given y value is -471

A is numerically impossible. You can estimate it by saying 176 - 59 = something much different than - 235

B doesn't work either. -59*5 - 235 = -530 which is not the answer given.

C better work -59*5 - 176 = -471 which is correct.

A $ 280 suit is marked down by 30%. find sale price

Answers

Answer:

196

Step-by-step explanation:

If the suit is marked down by 30% that means you must pay

100-30 or 70%

280 * 70%

280 *.7

196

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There are no Arabs or Africans working there.a) tob) byc) fromd) against2- To be good leaders, managers must create a climate of ............... and respect.a) trusteeb) trustworthyc) trustedd) trust3- He regularly gives lectures .............. modern french literature.a) inb) onc) aboutd) b & c4- The editor left ............. some facts to hide the truth.a) inb) fromc) outd) on5- Rescue crews have been digging people .............. collapsed buildings.a) out intob) out ofc) ind) of6- Colleges have to provide a written report .............. the progress of each student during the year.a) atb) onc) ford) from7- One day Marwa ............ Heba a different news site as it was more reliable.a) advisedb) encouraged c) recommended d) urged8- The story is at the top of the page with a big photo and large text. This gives the impression that it is an important story. This is called bias by ............... .a) spinb) omissionc) placementd) chance9- This writer always chooses certain words and uses emotional language to persuade the reader. This reflects his bias by ............... .a) spinb) omissionc) placementd) chance10- The phrase "due to is used to give a .............. for something.a) reasonb) causec) resultd) a & b11- The conjunction "whilst" is used to give .................. information.a) contrastingb) contradicting c) similar d) a & b12- The adverb" consequently" is used to introduce the .................. of something.a) reasonb) causec) resultd) a & b13- When you are writing, you can use " .................. "to give additional Information.a) to conclude,b) to begin with,c) on the other handd) as well as that14- When you are writing, you can use" ................. " to give an opinion.a) consequentlyb) whilstc) due tod) in my view15- When you are writing, you can use" ................... 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