What is the expected value when rolling a fair 12-sided die?

Answers

Answer 1

Answer:

I think 1/12

Step-by-step explanation:

since the question didn't specifically the possibility of a certain number shown.

note this applies to probability related questions


Related Questions

Jen needs to save $180 for a new camping tent. She is able to save $9 each week. How many weeks will Jen need to save to reach her goal? Write an equation to solve the problem. Explain how you found your answer.

Answers

Answer:

i got 20 weeks. i divided 180 by 9 and i got 20. i'm not sure if it's what you're looking for, but i hope it helps.

Step-by-step explanation:

Given the following information, find the length of the missing side. Leave your answer as a simplified radical.

Answers

Answer:

Long= [tex]2\sqrt{3}[/tex]

Step-by-step explanation:

This is a 30-60-90 right triangle, which has a special rule that would be very useful to memorize for the future. Take a look at the attached image.

From this, we can deduce that

hypotenuse=2*2=4, and

long= [tex]2\sqrt{3}[/tex]

What is the length of ab?

Answers

Answer:

Step-by-step explanation:

Find the measurement indicated. Round to the nearest tenth.​

Answers

9514 1404 393

Answer:

22.015.030.0°137.0°

Step-by-step explanation:

These are all Law of Cosine problems. A generic expression for the length of side 'c' opposite angle C, which is defined by sides 'a' and 'b' is ...

  c² = a² +b² -2ab·cos(C)

The square root of this gives the side length:

  c = √(a² +b² -2ab·cos(C))

Rearranging the equation, we can obtain an expression for the angle C.

  C = arccos((a² +b² -c²)/(2ab))

These two formulas are used to solve the offered problems.

__

1) AC = √(13² +14² -2·13·14·cos(109°)) ≈ √483.506

  AC ≈ 22.0

__

2) BC = √(7² +10² -2·7·10·cos(123°)) ≈ √225.249

  BC ≈ 15.0

__

3) ∠B = arccos((24² +28² -14²)/(2·24·28)) = arccos(1164/1344)

  ∠B ≈ 30.0°

__

4) ∠B = arccos((6² +9² -14²)/(2·6·9)) = arccos(-79/108)

  ∠B ≈ 137.0°

is negative 1 4/5 greater than negative 1 7/10

Answers

Answer:

no

Step-by-step explanation:

1 4/5 = 1 8/5 if you make a common denominator

PLEASE HELP ME! I AM NOT SURE OF MY ANSWERS.

(Only correct or possible answers. I am on Edmentum.)

Answers

Answer:

Your answers are correct

Find the volume of the cylinder below. Leave your answer in terms of pi.

Answers

i solved and got
c. 401.9pi^3

I need some help! I would really appreciate it!

Answers

Answer:

answer is A

Step-by-step explanation:

slope goes up positive 4 and it crosses the y intercept at 3 so yeg there ya go ig

Amar and his friends went to a movie at 3:55 P.M. The movie ended at 5:30 P.M.
How long was the movie?
The movie was
hour(s) and
minutes.
Amar got home 45 minutes after the movie ended.
What time did Amar get home?
Complete the explanation for how you found your answer.
You need to find
minutes after 5:30 P.M.
5:30 to 6:00 is
minutes, so 15 minutes more is
:15.

Answers

Answer: the movie was 1 hour and 35 minutes and Amar got home at 6:15 P.M.

Step-by-step explanation:

to find out how long the movie was you have to find the distance between the time frames 3:55 and 5:30.

3:55+1 hour= 4:55

4:55+5 minutes= 5:00

5:00+30 minutes= 5:30

Add the times to find how long the movie was.

This is how I found how long the movie was.

To find out when Amar got home you have to do the same thing as well.

5:30+30 minutes= 6:00

6:00+15 minutes= 6:15

Hope this helps!

THe halloween haunt estimated they would make $125,450 this year. They expect to make 23,700 more than last year by the time they close this year. How much money did they make last Year? help due at 11.59

Answers

Answer:

it is at least $300000 good luck

Simplify 4^3 • 4^5
a 4^8
b 16•15
c 4^15
d 16^8

Answers

Answer:

4^8

Step-by-step explanation:

keep base (which is 4) and add exponents when multiplying

Select the correct answer.
Tim works for a cell phone company and is testing their new biometric security feature.
He conducted a test in which 4,000 attempts were made to unlock the phone. Of the attempts to unlock the phone, 25% were made by someone other than the phone's
owner. The results of the test are shown in the table.
Total
Unlocked
2,418
232
Owner
Not the Owner
Total
Did Not
Unlock
582
768
3,000
1,000
4,000
2,650
1,350
What is the probability that someone who is able to unlock the phone using the biometric security feature is not the owner?

Answers

The probability that someone who is able to unlock the phone who is not the owner will be 5.8%. Then the correct option is D.

What is probability?

Its basic premise is that something will almost certainly happen. The percentage of favorable events to the total number of occurrences.

Tim works for a cell phone company and is testing their new biometric security feature.

He conducted a test in which 4,000 attempts were made to unlock the phone. Of the attempts to unlock the phone, 25% were made by someone other than the phone's owner.

The results of the test are shown in the table.

                             Unlocked               Did Not Unlock               Total

Owner                     2418                            582                           3000

Not the Owner        232                             768                            1000

Total                       2650                            1350                          4000

Then the probability that someone who is able to unlock the phone using the biometric security feature is not the owner will be

P = 232 / 4000

P = 0.058

The probability in percentage will be

P = 0.058 x 100

P = 5.8%

Then the correct option is D.

More about the probability link is given below.

https://brainly.com/question/795909

#SPJ2

Answer:

8.8%

Step-by-step explanation:

I did the test.

PLSSS If you spin the spinner 10 times, what is the best prediction possible for the number of times it will land on pink? ​

Answers

Answer:

3 times

Step-by-step explanation:

Probability of landing on pink:

P(pink) = number of pink / total number = 3/10

If spun 10 times then possible outcomes with pink:

3/10*10 = 3 times

Answer:

3 times, or [tex]\frac{3}{10}[/tex]

Step-by-step explanation:

There are 3 out of 10.

A 15-g sample of radioactive iodine decays in such a way that the mass remaining after t days is given by
m(t) = 15e−0.055t,
where
m(t)
is measured in grams. After how many days is there only 1 g remaining? (Round your answer to the nearest whole number.)

Answers

Answer:

Step-by-step explanation:

SHUIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIT

HELP HELP GEOMETRY 15 points

Answers

Answer:

BC

_______________________________

A is wrong because radians really refers to the arc with respect to the angle. The opposite is true with A.

D is wrong because the arc is actually bigger than the radius given 1.5 radians.

E is wrong because the area of the whole circle is defined as 2π radians, 1.5 rad × 1.5 = 2.25 rad is (405/π)° and 2π radians is 360° (2π × 180 / π)°.

F is wrong because the circumference of a circle is 2πr.

40 POINTS !! 40 POINTS !!

PLEASE HELP , DONT SKIP !

NO LINKS OR FILES.

Answers

Answer:

Its only 5 point but ok

its $3.44 per quart

Step-by-step explanation:

Will mark brainliest. Question is below.
A trash can is in the shape of a cylinder. It has a radius of 2 feet and a height of 5 feet. What is the volume of the trash can? Round to the nearest tenth. Use 3.14 for π or pi.

Answers

Answer:

62.8 cubic feet

Step-by-step explanation:

V = πr^2h

r is radius

h is height

Radius = 2ft

Height = 5ft

V = (3.14)(2)^2(5)

V = 62.8 cubic feet

Mrs. Wilson Shared 63 stickers equally among 4 girls and 5 boys.How many stickers were in each share?

Answers

Answer:

7 stickers for each kid

Step-by-step explanation:

Drag the tiles to the correct boxes to complete the pairs. Not all tiles will be used. Match each division expression with the correct quotient. (These are the answers)
18x^(2)+39x+15 over 3x+5 -----> 6x+3
35x^(2)-5x-30 over 5x-5 -------> 7x+6
15x^(2)-44x+21 over 5x-3 ------> 3x-7

Answers

can you answer the question that it’s in blue please

Answer:

18x^(2)+39x+15 over 3x+5 -----> 6x+3

35x^(2)-5x-30 over 5x-5 -------> 7x+6

15x^(2)-44x+21 over 5x-3 ------> 3x-7

Step-by-step explanation:

Plato Gang

find the total surface area of the prism. geometry hw. plz help me

Answers

Answer:

152

Step-by-step explanation:

Hello there!

The prism shown is a triangular prism

There are many different formulas for solving for the surface area of a triangular prism but I am going to use the most simple one

Formula: SA = bh + L(s1 + s2 + s3) (found in the image)

b = base length

h = height

L = length

s1 = (same thing as the base length)

s2 and s2 = other triangle side lengths ( the base is an isosceles triangle so they are equal to each other.)

The triangular prism has the following dimensions

b = 6

h = 4

L = 8

s2 and s3 = 5

Now that we have identified each dimension we plug in the values into the formula

SA = 6*4 + 8(6+5+5)

6*4=24

8*6=48

8*5=40

40*2=80

80+48=128

128 + 24 = 152 so the surface area of the triangular prism is 152 cm²

The following is a list of a student's scores on his Spanish test. 71,69, 65, 84, 82, 95 Which box plot represents this data?

Answers

The box which represents this data is Minimum: 65

Q1: 69

Median: 82

Q3: 110

Maximum: 95

We are given that;

71,69, 65, 84, 82, 95

Now,

A box plot is a type of chart that shows the five-number summary of a set of data: the minimum, first quartile, median, third quartile, and maximum. To make a box plot, you need to follow these steps 1:

Arrange the data from smallest to largest.

Find the minimum and maximum of the data. These will be the endpoints of the whiskers.

Find the median of the data. This will be the vertical line inside the box.

Find the first quartile (Q1) and the third quartile (Q3) of the data. These will be the lower and upper edges of the box.

Find the interquartile range (IQR) by subtracting Q1 from Q3. This is the length of the box.

Find the lower and upper limits by subtracting 1.5 times IQR from Q1 and adding 1.5 times IQR to Q3. These are the boundaries for detecting outliers.

Draw a box from Q1 to Q3 with a vertical line at the median. Draw whiskers from the box to the minimum and maximum values that are within the lower and upper limits. Mark any outliers with dots or asterisks.

Therefore, by algebra the answer will be

Minimum: 65

Q1: 69

Median: 82

Q3: 110

Maximum: 95

More about the Algebra link is given below.

brainly.com/question/953809

#SPJ1

Identify all the two-dimensional figures that are cross-sections for each of the three-dimensional solids.
Cube

pentagon
square
triangle
rectangle
octogon
hexagon
trapezoid

Answers

Answer:

square, triangle, trapezoid,rectangle

The Two-dimensional figures are square, triangle, rectangle, and trapezoid.

What are two-dimensional figures?

Two-dimensional shapes do not have any thickness and can be measured on only two faces. These can be drawn on a sheet of paper with the constitution of two axises only.

The Two-dimensional figures that are cross-sections for each of the three-dimensional solids are:

squaretrianglerectangletrapezoid

Learn more about two-dimensional, here:

https://brainly.com/question/1211190

#SPJ2

Write down an irrational number with a value between 6 and 7.​

Answers

Answer:

Three irrational numbers between 6 and 7 are

i )6.2020020002...

ii) 6.5010010001....

iii)6.9010010001.... etc.

•••♪

[tex] \huge\boxed{\mathfrak{Answer}}[/tex]

3 irrational numbers with a value between 6 & 7 can be :-

6.101001000....6.533533353333....6.122122212222...

Solve the equation used to find the area of trapezoid for h A=1/2h(x+y)

Answers

A=1/2*h(x+y)
Make h subject of formula
2A=h(x+y)
h=2A/(x+y)

I need help. This is due later today.

Answers

Answer:

D is one of them

Step-by-step explanation:

Find the volume of the sphere. Round to the nearest tenth.

The volume is about _____ cubic meters.

Answers

Could You explain more I cannot Under stand Or see the Picture

How much more popcorn does the bigger box hold than the smaller box? cm^3

Answers

9514 1404 393

Answer:

  70 cm³

Step-by-step explanation:

Amanda's container holds ...

  V = LWH = (10 cm)(10 cm)(13.5 cm) = 1350 cm³

Mary's container holds ...

  (8 cm)(8 cm)(20 cm) = 1280 cm³

The larger box holds 1350 -1280 = 70 cm³ more popcorn.

3. ELLIPSE
CENTER = (-1,2)
MAJOR AUIS IS HORIZONTAL
AND HAS LENGTH OF 10
PASSS THROUGH (-1,5)


4. HYPERBOLA
VERTICES : (-2,-4)
(-2,6)
FOU:(-2,-5)
(-2,7)

Answers

Answer:

FFFFFFFFFFFFFFFFFFFFFFFF

which angles are congruent to each other​

Answers

Answer:

Angles that are vertical or across from each other are congruent or equal.

WILL CHOOSE BRAINLY WHAT IS THE MEAN

Answers

Answer:

the mean is you need to make the photo bigger somehow so that people can see it

Step-by-step explanation:

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