how many combinations can be made with 3 coins?

Answers

Answer 1

Answer:

heads, heads, heads

tails, heads, tails

tails, tails, tails

heads, tails, heads

heads, heads, tails

tails, heads, heads

tails, tails, heads

heads, tails, tails

▬▬In Conclusion▬▬

8 combinations are possible.


Related Questions

Nico rolled two number cubes 250 times 6 6 The table shows his results. NC1 NO2 1 2. 3 4 5 6 1 6 7 3. 9 9 7 7 2 2 4 8 6 5 10 2 3 7 6 11 9 8 7 4 6 7 6 8 9 5 5 3 5 9 7 6 4 6 6. 5 3 4 26 Use the table to find the experimental probability of rolling a 5 on the red number cube, NCI, and a 2 on the blue number cube, NC2. Enter the correct answer in the boxes,​

Answers

Using it's concept, it is found that there is a 0.04 = 4% experimental probability of rolling a 5 on the red number cube, NCI, and a 2 on the blue number cube, NC2.

What is a probability?

A probability is given by the number of desired outcomes divided by the number of total outcomes.

In an experimental probability, these number of outcomes is taken from previous trials.

Researching this problem on the internet, it is found that out of the 250 rolls, 10 resulted in a 5 on NC1 and 2 on NC2, hence:

p = 10/250 = 1/25 = 0.04.

0.04 = 4% experimental probability of rolling a 5 on the red number cube, NCI, and a 2 on the blue number cube, NC2.

More can be learned about probabilities at https://brainly.com/question/14398287

how do I find a surface area of a prism

Answers

Depends on the prism!

Here are the basic ones:

SA of rectangular prism = 2lw + 2wh + 2lh OR 2(lw+wh+lh)

SA of triangular prism = 2*area of base + perimeter of base*height

Jess is having a private party at the bowling alley. The party costs $99 plus $3 per person who attends. Which expression can Jess use to figure out the total amount of money she owes at the end of the party?

EXPLAIN YOUR ANSWER

33x

33+x

99+3x

99x+3

Answers

Answer:

Total cost= 99 + 2.97x

Step-by-step explanation:

Giving the following information:

Fixed cost= $99

Variable cost= 3% per person

First, we need to calculate the 3% of 99:

Unitary variable cost= 99*0.03= $2.97

Now, we establish the total cost structure:

Total cost= 99 + 2.97x

x= number of people in attendance

Finally, suppose 200 people attend the party:

Total cost= 99 + 2.97*200

Total cost= $693

Answer:

99+3x

Step-by-step explanation:

Given;

Party cost $99

$3 per person who attends

To Find;

Which expression can Jess use to figure out the total amount of money she owes at the end of the party?

Solve;

Since, we don't know the total amount of money she owes at the end of the party.  Total amount of money she owes at the end of the party = x

Thus, Party Costs ($99) plus per person who attends($3)  and Total amount of money she owes at end of party (x)

As well as,

[A] 33x, [B] 33 + x, and [D] 99x+3 didn't clearly or completely shows  the party's situation. Hence, the Best Answer is [C] 99+3x

[RevyBreeze]

Brandon owes his brother $120. He has a stamp collection worth $1,250 and he has $300 in a bank account. He also has a skateboard worth $95. Which are Brandon’s assets?.

Answers

Answer: brandons assets are the stamp collection, the bank account, and the skate board .

Step-by-step explanation:

Helen has 3 quarters and 1 penny. How much money does she have?​

Answers

76¢ is how much that equals.

Answer:

76 cents

Step-by-step explanation:

Simplify the expressions:

7p + 9t

Answers

The answer is 7p + 9t

Because they are both unlike terms

Answer:

7p + 9t

Step-by-step explanation:

We cannot further simplify 7p + 9t because they don't have any like terms to combine with, nor are they even like terms.

if LN=12+16 what is length of LN in units?

Answers

28 units :)

12 + 16 = 28

Calculate an estimate of the median for each of the following.

Answers

Answer:

the median somewhere in the range of (120,160]

Step-by-step explanation:

the median is always the center of the data points.

There are 100 data points, so the median is the mean of the points 50&51.

Those points are found between 120 and 160 so the median is also found there.

As for an estimate, there isn't one.

Please mark me as brainliest!

Part B
What is the interquartile range of the number of days represented on Kelly's line plot? Be sure to show
your work and explain your reasoning.

0, 0, 2, 2, 2, 3, 4, 4, 5, 5, 5, 7, 7

Answers

It’s 3

The is just the difference between the third quartile and the first quartile.

Sorry for the ugly handwriting.

Which expression is equivalent to 3/2?

Answers

Answer:

[tex]1 \frac{1}{2}[/tex]

Any numerator that is greater than the denominator is considered an improper fraction but can be converted to a mixed number.

Mixed numbers look like the fraction shown above.

Find f (-1) please and thanks

Answers

Answer:

Step-by-step explanation:

f(x) = one of two values. There is a value given for what happens when x<>-1 and another when x is equal to minus 1. Which do you want?

Examine what f(x) means. It means that wherever you see an x value on the right, you put in the value shown for x on the left.

Try another example.

f(x) = x^2 - 2x

f(4) = 4^2 - 2*4     Whatever is shown on the left is put into the x on the right.

Same with your question

f(-1) means that the only possible answer is 5

There are 40 painters in a crew. On a certain day, 87. 5% were present. How many people did not show up for work?

Answers

Answer:

35 people did not show up for work.

Step-by-step explanation:

87.5/100 ×40/1

87.5×40=3500

100×1=100

3500/100 simplified is 35

Can someone help I’m stuck on this?

Answers

Answer:

1/6

Step-by-step explanation:

This is conditional probability.

If heads is tossed, then and only then does he have the option to draw either green or red and have the full 'Head, Green/Red' combination.

So, the probability of the first event - getting heads, is 1/2, since either heads or tails can be flipped with 50/50 chance.

The probability of the second event - picking either green or red, is 1/3, since there are 6 colour options - blue, red, yellow, green, orange and purple - of which 2 can be chosen. Thus, 2/6, which simplifies to 1/3

Now since these are both independent events, we must multiply their probabilities.

1/3 * 1/2 = 1/6

Mr. Martinez decided to invest his money in a mutual fund. This table gives the amount of money Mr. Martinez had in his account over the course of 42 months. The table can be modeled using an exponential function.


Months 6 12 18 24 30 36 42

Account value $1,339 $1,798 $2,408 $3,225 $4,321 $5,792 $7,766

What function best represents the data?


A) y=75 x 1. 22x


B) y=75x


C) y=1000+1. 34x


D) y=1000 x 1. 05x

Answers

Answer:

y=1000⋅1.05x

Step-by-step explanation:

I took the test.

The function that most effectively represents the given data would be:

D). y = 1000 × 1.05x

Exponential Function

Given that,

No. of the months     Account value

    6                                  $1,339

    12                                  $1,798

    18                                  $2,408

    24                                  $3,225

    30                                  $4,321

    36                                  $5,792

    42                                  $7,766

The function that represents the given data effectively:

y = 1000 × 1.05x

This helps in showing the times by which the value variates every 1000.

Thus, option D is the correct answer.

Learn more about "Exponential Function" here:

brainly.com/question/15352175

[tex]three fourth plus one fourth[/tex]

Answers

Answer:

[tex]one\\whole\\or\\\frac{4}{4}[/tex]

hope this helps!

Find the total amount given the original price and tax rate. Round to the nearest cent if necessary. $15.25, 7%

Answers

Answer:

$16.32

Step-by-step explanation:

15.25 (1+0.07)

= 15.25 (1.07)

Distribute,

$16.32 (Total Amount)

Q2) A cylinder with a diameter of 4 ft, and height of 6 ft. Find the VOLUME and SURFACE are of the cylinder.

Answers

Answer:

Volume: 75.39 ft^3

Surface area: 100.5 ft^2

Step-by-step explanation:

To find volume, you use the formula V=πr^2h (V=3.14*2^2*6)

To find the surface area you use formula A=2πrh+2πr^2 (A=2*3.14*2*6+2*3.14*2^2)

Here are descriptions for how two dot patterns are growing,
• Pattern A Step 2 has 10 dots. It grows by 3 dots at each additional step.
Pattern B: The total number of dots can be expressed by 2n^2+1, where n is the
step number
For each pattern, draw a diagram of Step 0 to Step 3.

Answers

The steps in the patterns A and B form a sequence

The attached diagram represents dots in patterns A and B

How to draw the diagrams

For pattern A, we have:

Step 2 = 10 dots

Increment of 3 dots in each step

This means that:

Step 0 = 4 dots

Step 1 = 7 dots

Step 2 = 10 dots

Step 3 = 13 dots

For pattern A, we have the following rule

[tex]T_n =2n^2 + 1[/tex]

When n = 0 to 3, we have:

[tex]T_0 =2(0)^2 + 1 =1[/tex]

Step 0 = 1 dot

[tex]T_1 =2(1)^2 + 1 =3[/tex]

Step 1 = 3 dots

[tex]T_2 =2(2)^2 + 1 =9[/tex]

Step 2 =  9 dots

[tex]T_3 =2(3)^2 + 1 =19[/tex]

Step 3 =  19 dots

Next, we draw the diagrams of both patterns (see attachment)

Read more about patterns at:

https://brainly.com/question/15590116

100-20=80
x(x-5)=x²-5x
x²-5x+x+2x=x²-2x
x²-2x=80
x²-2x-80=0
(x-10)(x+8)=0
x=10 x=-8
This is what i've done so far but i don't know what to do next

Answers

Step-by-step explanation:

x=10x=8

8=10x-8

8=9x

divide both side by 9

x=8 out of 9

a company can make a new computer for $150. if they sell the same computer for $500, what is the markup percentage?

Answers

Solution:

Note that:

Profit percentage: S.P - C.P/C.P x 100C.P = $150S.P = $500

Substitute the values into the expression to find the profit percentage.

Substituting the values.

S.P - C.P/C.P x 100=> 500 - 150/150 x 100=> 350/150 x 100=> 350/3 x 2 = 233.33%

The markup percentage is 233.33%.

Which fraction correctly represents one whole?
5/5
1/5
3/5
5/1

Answers

Answer:

5/5

Step-by-step explanation:

If you convert these fractions into decimals, you will get

5/5 = 1

1/5 = 0.2

3/5 = 0.6

5/1 = 5

Hope this helps :)

Answer:

5/5

Step-by-step explanation:

if you want to divide 1 whole into a fraction then the top number would have to be the same as the bottom number, for example 5/5. The top number is 5 which is the same as the numerator which will equal to 1 whole.

While 1/5 and 3/5 is less than 1 whole

And 5/1 is more than 1 whole but its way past the numerator

A music shop has a sale, all item are reduced by 30%. The sale price of a CD is £3.36. What was the original price?

Answers

£3.36=70% so (3.36/70) = 1% x 100= £4.80 was the original price

Find the product of (x + 5)(x - 5).
x2 - 10x + 25
x2 + 10x + 25
x2 - 25
x2 + 25

Answers

Answer:

x²-25

Step-by-step explanation:

Hi there!

We are given (x+5)(x-5) and we want to find their product.

As these are binomials, we can multiply them using FOIL, which is First, Outer, Inner, Last

So let's start with the firsts, which would be (x+5)(x-5), or the 2 x's; x*x=x²

Next, let's do the outers, which would be (x+5)(x-5); x * -5 = -5x

Now the inners; (x+5)(x-5); 5 * x = 5x
Finally, the lasts; (x+5)(x-5); 5 * -5 = -25

Now add all of these terms together:

x²-5x+5x-25

We can combine the 5x and -5x together to become x²-25

So the answer is x²-25, which is a difference of squares expression (if we have (a-b)(a+b), then the result is a²-b²).

Hope this helps! :)

See more on the difference of squares here: https://brainly.com/question/16085851

when a,b are real number and i^2 = -1 then what is value of |a-b| ? help me please!!!​

Answers

Answer: 0

Step-by-step explanation:

The population of a city increases by 0. 9% per year. If this year's population is 261,000, what will next year's population be, to the nearest individual?

Answers

263349 people! :)

Hope this helps!

The table shows today's numbers of sales of-four types of flowers at a flower shop.


Based on this information, which prediction about tomorrow's flower sales is
most reasonable?

A. The shop will sell twice as many roses as daisies

B. The shop will sell equal number of roses and Lilly’s

C. The shop will sell more lilies than any other type of flower

D. The shop will sell six more lilies than roses

Please explain how you got the answer if not it’s okay but a brief summary please

Answers

Answer:

A. The shop will sell twice as many roses as daisies

Step-by-step explanation:

Look at each choice and use today's numbers.

A. roses: 18; daisies 9

18 is twice 9.

True

B. roses: 18; lilies: 12

18 and 12 are certainly not equal.

False

C. Lilies: 12, but roses 18

It's more roses than any other.

False

D. Lilies: 12; roses: 18

It's 6 more roses than lilies, not the other way around.

False

1. Donna bakes biscuits on a rectangular cookie sheet that is 30cm by 50 cm. Each biscuit has a diameter of 8cm.

If Donna bakes the maximum number of biscuits, what area do the biscuits take up on the cookie sheet? (ill make brainiest)

Answers

50/8=6.25
30/8=3.75
6*3 = 18 cookies

Susie bought 14 dolls this week. Last week she had 28 dolls. Which of the
following equations could be used to determine how many dolls Susie
has now?

A. 28 − 14 = x
B. 28 + 14 = x
C. x + 14 = 28
D. x + 28 = 14

Answers

Answer:

B. 28 + 14 = x

Step-by-step explanation:

Susie bought 14 dolls this week. Last week she had 28 dolls. determine how many dolls Susie has now.

using this info we know that we must find the sum of both numbers.

Hence, Answer B has the correct equation

The box plots show the average wind speeds, in miles per hour, for various cities in two different countries.

Average Wind Speeds of Cities in Country A
2 box plots. The number line goes from 1 to 11. For the average wind speeds of cities in country A, the whiskers range from 1 to 9.5, and the box ranges from 3 to 7. A line divides the box at 4. For the average wind speeds of cities in country B, the whiskers range from 1.2 to 11, and the box ranges from 4 to 9. A line divides the box at 6.
Average Wind Speeds of Cities in Country B

Which statement compares the median wind speeds for the data in the two box plots?
The median wind speed for country A is greater than the median wind speed for country B.
The median wind speed for country B is greater than the median wind speed for country A.
The median wind speed for country A is about 7 miles per hour, and the median wind speed for country B is about 9 miles per hour.
The median wind speed for each country is about 4 miles per hour.

Answers

Answer:

B.) The data in country B are more symmetric than the data in country A.

Step-by-step explanation:

mark me brainliest!!

Answer:

B: The data in country B are more symmetric than the data in country A

Step-by-step explanation:

I took the quiz :D

write the equation in slope-intercept form. (-7,-2), (2,3)

Answers

Answer:

y = -5/9x + 4.1

(try doing this yourself first with different points to make sure this is the right answer, because im to lazy to check myself but ill try checking D:)

Step-by-step explanation:

first you have to find the slope . to do this use the equation y2 - y1/ x2 - x1

so write as -2 - 3/  -7 - 2 is equal to -5/-9

so now write y = -5/9x + b

we must now find the y-intercept so substitute one of the points given. lets substitute 2,3 it looks easier. So it will look like 3 = -5/9(2) + b

3 = -5/9(2) + b

3 = -10/9 + b

b = 3 + 10/9

b = 4.111111

um just round to the tenth place

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