2. A number cube is labelled 1 to 6
The cube is rolled 60 times.
Predict how many times each outcome will occur.
Explain each answer.
a) 1 is rolled.
b) An even number is rolled
c) A number greater than 3 is rolled.
d) 9 is rolled.
I

Answers

Answer 1

Answer:

a fair cube is expected to come up an equal number of times on each side

6 sides, 60 rolls

... each side is expected 10 times

a) 10 ... expected outcome

b) 30 ... expected outcome

c) 30 ... expected outcome

d) 0 ... only 6 sides


Related Questions

Recycle
Here is a number machine.
input
x 5
- 3
output
Contr
Pane
a) Work out the output when the input is 8
(1)
I
Art
b) Work out the input when the output is 42
(2)
D &

Answers

Answer:

(a) Output = 37

(b) Input = 9

Step-by-step explanation:

Given

[tex]y =x5 - 3[/tex]

Solving (a): Output, when input = 8

This means that, we solve for y when x = 8

So, we have:

[tex]y =x5 - 3[/tex]

[tex]y =8*5 - 3[/tex]

[tex]y =40 - 3[/tex]

[tex]y = 37[/tex]

Solving (b): Input, when output = 42

This means that, we solve for x when y = 42

So, we have:

[tex]y =x5 - 3[/tex]

[tex]42 = x5 - 3[/tex]

Collect like terms

[tex]x5 = 42 + 3[/tex]

[tex]x5 = 45[/tex]

Divide both sides by 5

[tex]x = 9[/tex]

What is the slope of the line that contains the
points (-6, 1) and (4,4)?

Answers

Answer:

3/10

Step-by-step explanation:

y2 - y1 / x2 - x1

4 - 1 / 4 - (-6)

3/ 10

Answer:

Step-by-step explanation:

y1-y2

--------

x1-x2

so

and (x1,y1) and (x2,y2) are those points so plug it in

(1-4)/(-6-4) so that simplifies to -3/-10 so just 3/10 is the slope.

Hope this helps!

For what value of is the expression 4+2+36 a perfect square?

Answers

Answer:

[tex]2^2+2+6^2[/tex]

Step-by-step explanation:

Please help and thank you

Answers

it’s a because they both are equal to 60 when simplified
Correct answers are A and C

I need help with this probability question! Ive been stuck between two answers...

Answers

Answer:

3/5

Step-by-step explanation:

there are 5 cards and chances of picking 4 or 7 which are three cards (since there are two 7s) gives u a probability of 3/5 or 60% chance.

3/5 because there is two 7 and one 4 and 5 numbers total so add the two 7 and one 4 it’s 3 out of the 5 numbers

The slope of a line is 2/3. What is the slope of a line that is perpendicular to this line?
3/2
-2/3
2/3
- 3/2

Answers

Answer:

-3/2

Step-by-step explanation:

A teacher gives a test in which the average of the test scores is 68 and the standard deviation is 14. Realizing that the test was probably too difficult, the teacher decides to scale the tests by adding 10 points to all scores. What is the mean and standard deviation of the scaled test scores?

Answers

Answer:

Mean = 78 ;

Standard deviation = 14

Step-by-step explanation:

Given that:

Mean score = 68

Standard deviation = 14

When a constant value is added to the individual value of a dataset, the new mean value will become the sum of the initial mean value and the constant term added to the values.

Constant Added score = 10

The mean of scaled test score will be:

Mean score + constant added score

68 + 10 = 78

The standard deviation remains unchanged ; Hence, standard deviation = 14

Which of the following is the converse of the statement "If it is snowing,then
it is my birthday"?
O A. If it is not my birthday, then it is snowing.
O B. If it is my birthday, then it is snowing.
C. If it is not my birthday, then it is not snowing.
D. If it is my birthday, then it is not snowing.

Answers

Answer:

B)

Step-by-step explanation:

to get the converse, interchange the hypothesis and conclusion

in this case the hypothesis is "if it is snowing" and the conclusion is "then it is my birthday"

Converse would then be "If it is my birthday, then it is snowing"

It’s B and C:
B because its basically the same sentence but back words
C because if it’s not her birthday then it’s not gonna snow

Ivan draws PQR on the coordinate plane.
What is the perimeter of PQR? Round to the
nearest unit.

Answers

Answer:

Perimeter of PQR = 37 units (Approx.)

Step-by-step explanation:

Using graph;

Coordinate of P = (-2 , -4)

Coordinate of Q = (16 , -4)

Coordinate of R = (7 , -7)

Find:

Perimeter of PQR

Computation:

Distance between two point = √(x1 - x2)² + (y1 - y2)²

Distance between PQ = √(-2 - 16)² + (-4 - 4)²

Distance between PQ = 18 unit

Distance between QR = √(16 - 7)² + (-4 + 7)²

Distance between QR = √81 + 9

Distance between QR = 9.48 unit (Approx.)

Distance between RP = √(7 + 2)² + (-7 + 4)²

Distance between RP = √81 + 9

Distance between RP = 9.48 unit (Approx.)

Perimeter of PQR = PQ + QR + RP

Perimeter of PQR = 18 + 9.48 + 9.48

Perimeter of PQR = 36.96

Perimeter of PQR = 37 units (Approx.)

Help me on this ixl 7 grade math plsss helppppppp

Answers

Answer:

the answer is

52 square feet

HOPE IT HELPED AND SORRY IF ITS WORRY

What is the value of this?

Answers

Answer:

8

Step-by-step explanation:

4³ ÷ 2³

= 64 ÷ 8

= 8

7. Emma buys a game for $26.84. She pays for the game with a $20 bill and two $5 bills. How much change should she receive? A $1.84 B $3.16 C $3.26 D $3.84

Answers

Answer:

the answer is D have a good day

what is the value of -35

Answers

Answer:

35 or -35

Step-by-step explanation:

i have no idea what u mean by value, so it's either 35, because of absolute value, or -35.

---

hope it helps

Answer:

Ask properly! Question is not clear!

Omar compra una bicicleta, que tiene un descuento del 75%. Si el precio que pago es de Q 70.00. ¿Cuál fue el precio original?

Answers

Answer: Por ejemplo, un televisor podría costarle originalmente $ 5000. Determine el porcentaje de descuento: en nuestra tienda de ejemplo, todo tiene un 75% de descuento. La suma que queda en su bolsillo, sus ahorros, es simplemente estos dos valores multiplicados entre sí: 75% * $ 5000 = 0,75 * $ 5000 = $ 3750.

Round your answer to the nearest hundredth.

Answers

Answer:

33.69

Step-by-step explanation:

Answer:

Step-by-step explanation:

tan (?) = 2/3

On the calculator do tan^(-1)=2/3

you get around 33.69 degrees

Please help need answers ASAP

Answers

B^=L^ es lo mismo solo debes de voltear la figura y verás los mismo valores y ocupas congruencias de valores

Simplify for ez fast points!

Answers

Answer:

0.027

Step-by-step explanation:

0.1×0.1×0.1=0.027----->2.7×10^-2

My nephew, Oliver, got a new Lego set. He has decided to build it with his friend, Josie. It took them 6 hours to build together. If Oliver is half as fast as Josie, how long would it take Josie to build this Lego set alone?

Answers

Answer:

4 hours

Step-by-step explanation:

If it took them together with a total of 6 hours and Oliver is half as fast meaning Jose is faster it will take Jose 4 hours.

A simple equation is

6= 4+2

And the 2 would be Oliver since Oliver is half as fast.

help pleaseeeeeghffffffff

Answers

Step-by-step explanation:

TPC and DPC are supplementary angles so

DPC=180-123=57°

Answer:

m arc BDT = 270°

Step-by-step explanation:

m arc BDT = 360° -90° = 270°

________________

Please answer!!
I’ll give brainlist !!

Answers

Answer:

1st One: 12

2nd One: 27.3

Step-by-step explanation:

Both shapes- from what I can see- are right triangles. This means each shape is 90 degrees. If you subtract the given number by 90, you'll have your missing value :)

Answer:

2-Angle V= 90-78=12°

4-Angle Y= 90-62.7=27.3°

Help with this’d the question?
Here’s the options ..

A (1,2)

B (3,1)

C (3,2)

D (-3,-2)

E (3,-2)

Answers

Answer: C

Step-by-step explanation:

The two lines meet at (3,2). always read these things by doing the horazontal line and then the vertical one.

Which answer choice correctly represents an algebraic expression for the quotient of a number and 9?
A. 9j
B. j ÷ 9
C. j – 9
D. 9 + j

Answers

The answer to your question is B
Answer: Choice  B. j ÷ 9

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

Explanation:

The quotient is the result after a division problem.

As another example, we would say that 9 is the quotient of 27 and 3 because 27 ÷ 3 = 9

We can use the slash symbol / to mean division. So we could say 27/3 = 9

Going back to the answer, we could rewrite j ÷ 9 as j/9

The order is important. This means j ÷ 9 is different from 9 ÷ j which represents "the quotient of 9 and j".

plz answer will give brainliest

Answers

Answer:

She will need 21.3 total wire.

Answer:

21.26 ft

Step-by-step explanation:

For calculating, you need to use the Pythagorean theorem:

length of one cable = [tex]\sqrt{7^2+8^2}[/tex]= 10,63 ft

length of two cable = 10,63*2 = 21,26 ft

When you have two shapes to compare on a coordinate plane, you can determine the scale factor, knowing that the transformation was a dilation. Generate instructions you would give another student to determine the scale factor. If you know the center of dilation is the origin, you can simply divide any non-zero coordinate of the transformed figure by the corresponding coordinate of the original figure to get the scale factor. Sample Response: Locate two corresponding ordered pairs of the two shapes. Calculate how much the pre-image values were multiplied by to obtain the image values. This is your scale factor. You can calculate this by dividing the coordinates of the mage by the corresponding coordinates of the pre-image. Which did you include in your response? Check all that apply. Use corresponding ordered pairs. Divide the coordinates of the image by the pre-image. Determine that the pre-image times the scale factor produces the image.

Answers

Answer:

babylonia asyria and south merica this

Answer:

Locate two corresponding ordered pairs of the two shapes. Calculate how much the pre-image values were multiplied by to obtain the image values. This is your scale factor. You can calculate this by dividing the coordinates of the mage by the corresponding coordinates of the pre-image.

Step-by-step explanation:

help me pleaseeee this is due at 8 am

Answers

Answer:

Area = B x H + L (sum of sides of triangle)

        = 9 x 12 + 10 (12 + 15 + 9)

        = 108 + 360

        =[tex]468in^2[/tex]

Either your options are wrong or question is to find lateral surface.

Lateral Surface area = ( a + b + c) x H , where a, b , c are sides of the triangle.

Lateral Surface Area = (12 + 15 + 9) x 10

                                =[tex]360in^2[/tex]                    

A restaurant customer left $3.50 as a tip. The tax on the meal was 7% and the tip was 20% of the cost including tax.

Answers

Answer:

17.50

Step-by-step explanation:

you really don't need to know the tax amount.

20% of x = 3.50

(20/100) x = 3.50  Divide top and bottom of the left number by 20

(20÷20) / (100÷20)  *  x = 3.50

(1/5) x = 3.50           Multiply both sides by 5  

x = 3.50 * 5

x = 17.50

The meal cost 17.50

HOPE THIS HELPS

Which expression represents the area of the square?
A: 4.4
B:2+4
C:2.4
Or C: 4+ 4 help pls?

Answers

A because it’s the product of the length of each side with its self

Answer:ik i am late but it is 4.4 for the people that need it now

Step-by-step explanation:

Help me please again lol

Answers

Answer:

Option B is your answer

✄--------------

[tex]Min=2[/tex]

[tex]Q1=4[/tex]

[tex]Median=6[/tex]

[tex]Q3=8[/tex]

[tex]Maximum=11[/tex]

❆❆❆❆❆❆❆❆❆❆❆hope it helps..have a great day!!

I don’t know if it’s right or wrong

Answers

I t s I s w r I n g s I k e I lied

can anyone answer this please I really need help!

Answers

Answer:

1230.88

Step-by-step explanation:

The volume of a cylinder is given by

V = pi r^2 h where r is the radius and h is the height

V = (3.14) * (7)^2 * 8

V = 3.14 * 49*8

V =1230.88

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