Dan rolls a fair dice 24 times.
How many times would Dan expect to roll an even number?

Answers

Answer 1

Answer:

It's going to be 4

Step-by-step explanation:

If (24 divided by 4) you get 6. So 4 basically is an even number :)

Answer 2

Answer:

Assuming a fair, six sided die, 4 would be expected to come up in one sixth of the trials, so 4 times in 24 rolls.

More formally:

Let X be the number of 4s rolled in 24 independent rolls of a fair six sided die. X is then distributed binomially with parameters n and p.

p = Probability of rolling a 4 = 1/6

n = Number of trials = 24

E [X] = np (by the properties of Binomial distribution)

E [X] = 4


Related Questions

What is 3 3/5 x (-8 1/3)

Answers

3 3/5 x (-5 1/3)

18/5 x (-16/3)

-288/15

-96/5 or -19.2

Hope this helps! :)

helpp fast pls!!!!!!!1

Answers

Answer:

x = 4

x = 1

Step-by-step explanation:

hey there,

< When you have these kinds of problems:

[tex]\frac{2}{6} = \frac{x}{12}[/tex]

There's a really easy way to solve it. Multiply the two that are across from each other. That means 2 x 12. It couldn't be 6 x [tex]x[/tex] because this one has x in it so it won't work. So you multiply them: 2 x 12 = 24. Then you divide that number by the last number available. The last number that hasn't been used yet is "6" (we have used 2 and 12). So we divide 24/6.

24/6 = 4

x = 4 >

Hope this helped! Feel free to ask anything else.

A: 4
B:1

Explanation:
2*12=24
6*x=6x
divide both by 6
4=x

same for the other one
please mark brainlest

what is x's value 4x+4y=44 y=2x+2

Answers

Answer: x = 11 + y

Step-by-step explanation: Simplifying

4x + -4y = 44

Solving

4x + -4y = 44

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '4y' to each side of the equation.

4x + -4y + 4y = 44 + 4y

Combine like terms: -4y + 4y = 0

4x + 0 = 44 + 4y

4x = 44 + 4y

Divide each side by '4'.

x = 11 + y

Simplifying

x = 11 + y

10. (03.03 MC) On which number line are 6 and its opposite shown? (1 point) O O - 12 0 24 O I. -12 12 24 O -24 -12 0 12 24 O -12 0 12 24​

Answers

Answer:

Step-by-step explanation: the answer is A

PLEASE SOMEONE DO THE QUESTION FOR ME PLS ILL GIVE BRAINLIEST!!

Answers

Answer:

28/100

55/100

40/100

50/100

Step-by-step explanation:

Answer:

1. [tex]\frac{28}{100}[/tex]

2.[tex]\frac{55}{100}[/tex]

3.[tex]\frac{40}{100}[/tex]

4. [tex]\frac{50}{100}[/tex]

Step-by-step explanation:

Divide each denominator by 100 and then multiply that answer by the numerator

1.

100÷50=2

2·14=28

2.

100÷40=2.5

2.5·22=55

3.

100÷25=4

4·10=40

4.

100÷20=5

5·10=50


Order from least to greatest: -10%, 0.5, 3.6, and 1

Answers

Answer: -10%, .5, 1, 3.6

Step-by-step explanation:

-10%,0.5,1,3.6
That is the answer

plz help
After 25 days, Isabella earned $10,050 walking the dog’s of her neighbors in her apartment building. Interestingly, she had earned the exact same amount each day. How much money did Isabella earn each day?

A 420
B 400
C 402
D 204

Answers

Answer:

A. 420

Step-by-step explanation:

I hope it will help you

C 402 .,?:5))!)3($:,:)&5;.

Justin deposited $450 in a bank account at the beginning of the month. A payment of $35.20 is automatically deducted from his account each month for his gym membership. If he makes no other deposits or withdrawals, how much money in is in Justin's account at the end of four months?

Answers

Answer:

$309.20

Step-by-step explanation:

multiply 35.20 by 4 and subtract it from 450

9. One number is 7 more than twice another number. The sum of the numbers is 22. What is one of the numbers?
O-5
O 10
07
O 17

Answers

Step-by-step explanation:

Hey there!

According to the question,

Let the unknown number be x (smaller) another number be y (greater) respectively.

1st condition: One number is 7 more than twice of another number.

(i.e y = 2x+7)....... (i)

2nd condition: The sum is 22.

(i.e X+y= 22)……(ii)

From equation (ii).

x+ y= 22

x= 22-y

Putting the value of X in eqaution (I)

y = 2(22-y)+ 7

y = 44 - 2y +7

3y = 44+7

y = 51/3

Therefore, y= 17.

Now, Putting the value of y in eqaution (ii)

X = 22-y

x = 22-17

Therefore, x= 5.

Therefore, one number is 17. (Option D).

Hope it helps....

√5× √5×√2×√2
please answer this

Answers

Answer:

10 .  

how i got this calculator

Answer:

√5×√5×√2×√2

=5×2

=10

Step-by-step explanation:

hope it helps

WILL MARK BRAINLIEST!!! PLS HELP ASAP!!!
Lorinda has started to think about saving for retirement. She reads a recommendation that says she should at least 3/10 of her income because she is over 40 yrs old.
Lorinda makes $69,000 a year. How much should she save in one year according to this recommendation?

Answers

Answer:

20700

Step-by-step explanation:

3/10ths of 69,000 is 20,700

Answer:

Lorinda should save $20,700 per year.

Step-by-step explanation:

Knowns:

Savings recommendation = 3/10 or 30% of her income

Her income = $69,000/year

We can solve this by multiplying 69,000 by .3 which equals 20,700.

Lorinda should save $20,700 per year for retirement.

I hope this helps!

-TheBusinessMan

what is the equation of the following line?

Answers

Answer:

B

Step-by-step explanation:

The line went up 5, over 1

Which of the following is best used to measure the weight of a 18-wheeler truck
Tons
Ounces
Gallons
Pounds

Answers

the answer to this would be tons

urgent!!!!!!!!!
Find m

Answers

C would be 49 degrees bc a triangles angles have a sum of 180 so 72+59+X= 180

Mrs baxter has 1 one dollar bill 2 quarters 1 dime and 2 nickels. How much money does she have?

Answers

Answer:

Mrs baxter has $1.70

Step-by-step explanation:

1 dollar = 1.00

2 quarters = 0.50

1 dime = 0.10

2 nickels = 0.10

1.00 + 0.50 + 0.10 + 0.10 = 1.70

Using the image above name a 1 pair of each of the following ! Do I have it correct?

Answers

Answer:

2 is wrong. That is a vertical angle not a linear pair. A linear pair would be 6 and 7.

Step-by-step explanation:

Everything else is correct.

Help!!!!!!! I Will Mark Brainiest!!!!!!

Answers

The first one

This is because if you check each one of the answers by inputting them into the char menu the first one is the only one that is correct

Answer:

is the firt one is rith is new

please help me i need this really bad

Answers

The answer is 3
Multiply 6 by 3 to get the total amount of money for the books then minus the answer 18 which you get from 6 x 3 = 18
Then minus 18 from 21 to get $3
21 - 18 = 3

Answer:

It's 3!

Step-by-step explanation:

3 books times 6 dollars each = 18 dollars.

21 minus 18 dollars = 3.

what is my average grade if i have seven 100's and one 0

Answers

Answer:

90/100 or 81.8%

Step-by-step explanation:

w = 0,1 , then your grade will be 81

It depends upon how many total points are available and what the zero was out of possible points. If you have a 90/100 and a 0/100, that gives you a 45%, which is failing. If you have 90% of 1000 points and get a 0/100, that will land you with an 81.8%.

Please help!

Thank you!

20 points possible

Answers

Answer:

c hope it helps

plz mark me as brainliest

Step-by-step explanation:

What is the equation, in slope-intercept form, of the line that passes through the point (3, −3) and is perpendicular to the line represented by y = 3 4 x + 1

Answers

Answer:

i have no clue.

Step-by-step explanation:

good luck

What type of line is the graph of y = 7?

Answers

Answer:

unproportional

Step-by-step explanation:


Find the slope of the line passing through the points (-2,5) and (1,-4).

Answers

Answer:

-3/1

Step-by-step explanation:

-4-5 -9

____ = ___ = -3/1

1-(-2) 3

Kendra is buying an outfit that is on sale for 20% off. The original price of the outfit is $109.

What is the sale price?
1)$130.80
2)$87.20
3)$78.20
4)$21.80​

Answers

Answer:

$87.20

Step-by-step explanation:

The one above is incorrect, It showed up as wrong for me! The correct answer is $87.20

The sales price of the outfit is $87.2.

The correct option is (2).

What is a percentage?

A ratio or value that may be stated as a fraction of 100 is called a percentage. And it is represented by the symbol '%'.

Given:

Kendra is buying an outfit that is on sale for 20% off.

The original price of the outfit is $109.

The discount,

= 20% of 109

= 20 x 109 / 100

= 21.8

The sales price,

= 109 - 21.8

= 87.2

Therefore, the price is $87.2.

To learn more about the percentage;

https://brainly.com/question/24159063

#SPJ2

A pair of glasses priced at $250 is on sale for 30% off. The sales tax rate is 5.25%. What is the price of the pair of glasses after the discount and sales tax are applied?​

Answers

Answer:

$4.84

Step-by-step explanation:

plz help im bad i’ll give brainlest

Answers

Answer:

10=x

Step-by-step explanation:

3= 2x-17

+17=2x

20=2x

10=x

please help giving brainiest

Answers

Answer: 1,000 units, 1300 dollars

Step-by-step explanation:

Order the following numbers from least to greatest.
Put the lowest number on the left.
72 , 48 , 24 , -24

Answers

Answer:

Step-by-step explanation:

-24, 24, 48, 72

Hope this helps :)

Addie bought lunch to go from a sandwich shop. She spent $12.00 for a $10.00 meal. What percent was the tip?

Answers

Answer:

She gave a $2.00 tip witch would be %20 of her meal cost.

Step-by-step explanation:

    </3 PureBeauty

If she doesn’t 12.00$ for a 10.00$ meal then her tip was 2.00$ so 20%

2.
3.
Mal slept for x hours, and Kiran slept for 1/10
less than that
Kiran practiced the piano for x hours, and Mal
practiced for 2/5 less than that.
Mai drank x oz of juice and Kiran drank 4/3
more than that
Kiran spent x dollars and Mal spent 1/4 less
than that.
Mai ate x grams of almonds and Kiran ate 1.5
times more than that.
Kiran collected x pounds of recycling and Mai
collected 3/10 less than that.
Mai walked x kilometers and Kiran walked 3/8
more than that
Kiran completed x puzzles and Mal completed
3/5 more than that.
a. y = 2.5.2
by=1.3752
cy=0.92
d.y=0.72
e. y=0.62
4
5.
6.
7
f. y=.752
8. y= 2.332
hy=1.62
8.
Yeah

Answers

Answer:

The answer is below

Step-by-step explanation:

a) Let y represent the amount of time kiran slept, hence:

y = x - (1/10)x = x - 0.1x

y = 0.9x

b) Let y represent the amount of time Mia practice, hence:

y = x - (2/5)x = x - 0.4x

y = 0.6x

c) Let y represent the amount of drink kiran drank, hence:

y = x + (4/3)x = 7x / 3

y = 7x/3

d) Let y represent the money Mai spent, hence:

y = x - (1/4)x  = x - 0.25x

y = 0.75x

e) Let y represent the amount of almond kiran ate, hence:

y = x + 1.5x = 2.5x

f) Let y represent the recycling Mai collected, hence:

y = x - (3/10)x = x - 0.3x

y = 0.7x

g) Let y represent the amount of km kiran walked, hence:

y = x + (3/8)x

y = (11/8)x

h) Let y represent the amount of puzzles mai completed, hence:

y = x + (3/5)x = x + 0.6x

y = 1.6x

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