When tossing three coins, what is the probability of tossing exactly two tails?

Answers

Answer 1

Answer:

1/3?

Step-by-step explanation:

Answer 2

Answer:OK SO Since the outcome of a coin toss is equiprobable, the probability of getting exactly two tails out of three is equal to the number of ways to get two tails out of three - aka - divided by the total number of possible coin flip outcomes - aka . Ergo, 3/8 is the probability.

hope this helps have a nice day❤️

Step-by-step explanation:


Related Questions

Pls help I’ve tried everything and nothing is helping me lol. 25 points

Answers

Answer: Is this the whole question if not i can edit later and answer once i get it all?

Dyson completed 85% of his field goal attempt last season if he attended 60 field goals how many did he make

Answers

Answer:

51 goals

Step-by-step explanation:

Given data

Dyson completed 85% of his field goal attempt

number of attempts = 60

Required

The number of goals

=85/100*60

=0.85*60

=51 goals

Hence he made 51 goals in all

I need advice everybody i like somebody so can somebody plss tell me what to say to her and how :

Answers

Answer:

write a note or letter , or just be gutsy and... tell them face to face if it doesn't work out just say it was a joke or there a joke , I mean the worst would be like her socking u in the face. so‍♀️

Step-by-step explanation:

DO IT I BELIEVE IN YOU

-Solve y = f(x) for x. Then find the input(s) when the output is -10.
F(x) = -7x+6

Answers

-7x+6

thats the answer have fun:)

Solve 2 s 2x + 4 < 10 for x.
0-1x<3
O 1 0-1 O 15x<3

Answers

2x+4<10

Subtract 4 from both sides to cancel it out.

2x+4<10

   -4   -4

2x<6

Now divide 2 from both sides to cancel that out.

2x<6

/2  /2

x<3

So that's the answer.

---

hope it helps

It’s the first one. A.

is -6/3 and integer? dont guess ;( helppp

Answers

Answer:

no because

Fractions and decimals are not integers. All whole numbers are integers (and all natural numbers are integers), but not all integers are whole numbers or natural numbers. For example, -5 is an integer but not a whole number or a natural number.

-6/3 is not an integer.

What is Number system?

A number system is defined as a system of writing to express numbers.

We need to check whether -6/3 is a integer or not .

An integer is a whole number (not a fractional number) that can be positive, negative, or zero.

The given number is a fraction which is not comes under the integers.

All whole numbers are integers but  but not all integers are whole numbers or natural numbers.

If the fraction is simplified we get -2 which will be an integer but the fraction form is not considered as integer.

Hence, -6/3 is not an integer.

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how many integers between -9 and -10

Answers

Answer:

if there both negatives it should only be one i believe. not sure though

there are 9 balls in a bag. 6 are blue, 3 are red. jenny pulls two balls out without replacement.
a) what is the probability of picking exactly one blue ball?
b) what is the probability of picking at least one blue ball?​

Answers

You want to find out the number of blue balls so what you do is
No of blue balls/ total number of balls in a bag
6/9= 0.7(1dp)

Which expression’s product is modeled by the tiles? A. (x + 1)(x + 3) B. x(x + 3) C. 3(x + 1) D. (3x + 1)(x + 1)

Answers

The product of the expression modeled by the tiles is likely to be (x + 1)(x + 3).

What is expression?

An expression in mathematics is a combination of numbers, variables, and operators that represent a value or a relationship between values. Expressions can be simple or complex, and they can be used to perform mathematical operations or to represent mathematical concepts. For example, the expression 2 + 3 is a simple expression that represents the sum of 2 and 3. The expression x + y is a more complex expression that contains variables, which can take on different values. The expression (x + y)² represents the square of the sum of x and y. In general, an expression can be evaluated to find its value. For example, if we assign the value of 3 to x and the value of 4 to y, then the expression (x + y)²  can be evaluated as (3 + 4)^2 = 7² = 49. Expressions play a fundamental role in mathematics, and they are used in a wide range of mathematical concepts, including algebra, calculus, and geometry.

Here,

This can be deduced from the fact that two tiles with the same x term are placed next to each other and the other two tiles have a constant term.

The product of these two tiles would then be expression (x + 1)(x + 3).

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NEED ANSWERPLS HELP NOW ​

Answers

Answer:

Answer would be D. $150

Step-by-step explanation:

If $500 is the amount invested at $3 simple interest, that would be $15 every year. Take 15 and times it by the 10 years, and that would be $150 for 10 years.

Therefore the answer is D, $150.

Hope this helped.

The answer is D $150 I don’t feel like giving an explanation but the person above has one.

A business made $1.5 million in sales this year, and estimates a 7% increase in sales for the coming year.

If the company allocates 10% of expected sales for promotional activities, how much would be allocated (set aside) for next year's promotion (advertising)?

Answers

Answer:

$160,500

Step-by-step explanation:

First, find the coming years sales

7% of 1,500,000 is 105000

105,000+1,500,00=1,605,000

1,605,000 is the next year's sales and we do that *0.1 to find the advertising.

1,605,000*0.1=160,500

So 160,500 will be set aside for advertising

Hope this helped!

work out the size of angle A

Answers

Answer:

The measure of A is 93

Step-by-step explanation:

Here, we want to get the measure of angle A

we can start by getting the measure of angle C

Mathematically, we can use sine rule

It states that the ratio of the length of a side of a triangle and the sine of the angle it faces is constant

So to get C, we have the following;

9/sin 38 = 11/sin C

sin C = 11sin 38/9

sin C = 0.7525

C = sin^-1(0.7525)

C = 48.80

This is approximately 49

To get A,

we know that if we added the measure of interior angles of a triangle, the addition is 180 degrees

Thus, we have it that:

38 + 49 + A = 180

A = 180-38-49

A = 93

Find the value of x.
A 2
B 4.8
C 6
D 6.4

Answers

Answer:

D

Step-by-step explanation:

Δ DCA and Δ ABE are similar, thus the ratios of corresponding sides are equal, that is

[tex]\frac{CA}{BE}[/tex] = [tex]\frac{DA}{AE}[/tex] , substitute values

[tex]\frac{18}{10}[/tex] = [tex]\frac{x+8}{8}[/tex] ( cross- multiply )

10(x + 8) = 144 ( divide both sides by 10 )

x + 8 = 14.4 ( subtract 8 from both sides )

x = 6.4 → D

The value of x is the length of BD, so x = 6.So, The correct answer is C. 6.

The value of x is the length of the altitude from vertex B to side AC. We can find this length by using the Pythagorean Theorem on right triangle ABD.

[tex]AB^2 + BD^2 = AD^2\\8^2 + BD^2 = 10^2\\BD^2 = 36\\BD = 6[/tex]

The altitude from vertex B to side AC is equal to the length of BD, so x = 6.

Here is a breakdown of the steps involved in solving for x:

We are given the lengths of sides AB and AC of triangle ABC.

We know that the altitude from vertex B to side AC will be perpendicular to side AC. We can use the Pythagorean Theorem on right triangle ABD to find the length of BD, which is the altitude from vertex B to side AC.

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Explain how many cupcakes Jasmine can make if she had 5 1/4 cups of frosting but needs 3/8 cups for each cupcake

Answers

Answer:

14

Step-by-step explanation:

Lets break it down.

5 1/4 = 5 2/8 = 42/8

So great now we have 42/8

42 divided by 3 (the amount of frosting needed)

You get 14

Jasmine can make 14 cupcakes

Hope it helps :)

Which of the equations are true identities? A. N ( n − 2 ) ( n + 2 ) = n 3 − 4 n B. ( x + 1 ) 2 − 2 x + y 2 = x 2 + y 2 + 1

Answers

Answer:

Both A and B are true identities

Step-by-step explanation:

A. N ( n − 2 ) ( n + 2 ) = n 3 − 4 n

We need to show that (left-hand-side)L.H.S = R.H.S (right-hand-side)

So,

 n ( n − 2 ) ( n + 2 ) = n(n² - 2²)     (difference of two squares)

                               = n³ - 2²n       (expanding the brackets)

                               = n³ - 4n         (simplifying)

So,                L.H.S  = R.H.S

B. ( x + 1 )² − 2x + y² = x² + y² + 1

We need to show that (left-hand-side)L.H.S = R.H.S (right-hand-side)

So,

( x + 1 )² − 2x + y² = x² + 2x + 1 - 2x + y²   (expanding the brackets)

                             = x² + 2x - 2x + 1  + y²   (collecting like terms)

                             = x² + 1 + y²        

                             = x² + y² + 1                    (re-arranging)

So,              L.H.S  = R.H.S

So, both A and B are true identities since we have been able to show that L.H.S  = R.H.S in both situations.

What are the values of x, y, and z?
help asap

Answers

Answer:

x = 111; y =36; z = 76

Step-by-step explanation:

The sum of the interior angles of a triangle will add up to zero and a line that divides a straight line into to parts will have a sum of angles of 180 degrees. Use this information to add and subtract the angles to find x, y, and z.

X=111 y=76 z=36
These are the answers

20 points!!!!
What is the slope of a line that is perpendicular to the line that passes through the points (9,0) and (3,7)?

Answers

Answer:

6/7

Step-by-step explanation:

Product of slope of perpendicular line = -1

Slope = [tex]\frac{y_{2}-y_{1}}{x_{2}-x_{1}}\\[/tex]

          [tex]= \frac{7-0}{3-9}\\\\=\frac{7}{-6}\\\\=\frac{-7}{6}[/tex]

Slope of the  perpendicular line = -1/m = -1 ÷ [tex]\frac{-7}{6}[/tex]

                                                     [tex]= -1 * \frac{-6}{7} = \frac{6}{7}[/tex]

If you could just give me answers for 5-d for easy points.

Answers

Answer:

a) per year

Step-by-step explanation:

Hope this helped! Have a nice day! Plz mark as brainliest!!!

-XxDeathshotxX

Which of these represents an integer?
a. -3 b. 4 c. 2 1/2 d. 6.2

Answers

B is the answer!!!!!!!!!!!!!!!!!!!!!!!!!

Madison draws an isosceles triangle with side lengths of 10 inches, and the angle between them of 50°. Can you find the measures of the other angles based on this information? Explain your answer.

Answers

formula 50 + 10 + x = 180

Angie and Kenny play online video games. Angie buys 1 software package and 3 months of gameplay. Kenny buys 1 software package and 2 months of gameplay. Each software package cost $45. If their total cost is $165 what is the cost of 1 month gameplay?

The cost of 1 month of gameplay is?

Answers

1 month of game play is $15

What is the area of this compound shape?

Answers

Answer:

139.36

Step-by-step explanation:

first you do 8*8 because that would be the area of the square part

8*8=64

then find the area of the semicircle

first the Radis of it is 4 because 8/2=4

A=3.14R^2/2

3.14*4^2/2

3.14*16/2

50.24/2

25.12

now because there are 3 of the semicircles you do

25.12*3

75.36

then you add the 64 from the square to get your answer

75.36+64

139.36

There are 3.5 cookies. How can the cookies be divided into .25 pieces?

a. 4 pieces
b. 140 pieces
c. 3.5 pieces
d. 14 pieces

Answers

Answer:

d. 14 pieces

Step-by-step explanation:

3.5 ÷ 25 = 0.14 = 14

cuz the 0. doesn't have a value

The answer is D. 14 pieces.

helppppppppppppppppppp please

Answers

Answer:

figure it out lol

Step-by-step explanation:

u got oofed

distributive property means multiply outside term by each inside term, so here we multiply everything by 8.

8 x 2a + 8 x (-5b) + 8 x 3

answer: 16a - 40b + 24

2 3 3 4 4 6 6 6 8 8
what is lower quartile
what is median
what is upper quartile

Answers

Answer:

Mean x¯¯¯ 5

Median x˜ 5

Mode 6

Range 6

Minimum 2

Maximum 8

Count n 10

Sum 50

Quartiles Quartiles:

Q1 --> 3

Q2 --> 5

Q3 --> 6

Interquartile

Range IQR 3

Step-by-step explanation:

Median is 5 because in between 4 and 6 would be 5.

Write an equation of the line in slope intercept form and with the following characteristics. Slope = 1/8 y intercept =14

Answers

Y=1/8x+14
Just plug it in into y=Mx+b form (m is slope, b is y- intercept)

A fountain holds 12500 7/8 gallons of water. Joe wants to calculate how many liters that is. Which proportion could he use to solve for the number of liters? (1 gal = 3.79 L)​

Answers

Answer:

47378.31625 Liters

Step-by-step explanation:

A fountain holds 12500 7/8 gallons of water. Joe wants to calculate how many liters that is. Which proportion could he use to solve for the number of liters? (1 gal = 3.79 L)

From the above question,

1 gallon = 3.79 Liters

12500 7/8 gallons = x Liters

Cross Multiply

x Liters = 12500 7/8 × 3.79 Liters

x = 47378.31625 Liters

Therefore, the number of liters of water in the fountain is 47378.31625 Liters

help please!
First three terms of a sequence is shown below. Determine if the sequence is geometric. If so, state the common ratio.

30, 10, 103, ...

a.The sequence is geometric, and the common ratio is 13.


b.The sequence is geometric, and the common ratio is 3.


c.The sequence is geometric, and the common ratio is -20.


d.The sequence is not geometric.

Answers

Answer:

Step-by-step explanation:

The common ratio is a constant found by dividing any term by the previous term.

10/30=1/3

103/10=10.3

Since those fractions are not equal this is NOT a geometric sequence.

Which expression is equivalent to
n-4n- 3(2n + 1)?

A. -9n + 3
B. -9n + 1
C. -9n-3
D. -6n-3

Need the answers fast plzzzz

Answers

C. -9n-3

Steps:

1. distribute the -3: -3(2n+1) = -6n-3
2. combine like terms: n - 4n -6n= -9n
3. write your final answer: -9n-3

Reading the sentence below what keyword tells you that this is proportional. Please help I’m stuck!!

Answers

Answer:

Steady

Step-by-step explanation:

I understand how you can get confused on this but steady is your keyword because steady means at a proportional rate and has not drastic changes if graphed on a number line.

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