Express as a unit rate: 20 miles in 4 hours

Answers

Answer 1

Answer:

5 mph

Step-by-step explanation:


Related Questions

Lines A and B are parallel
A
130°/2
34
B
5/6
78
m 25 = [? ]°
Enter
please I will give you brainliest!

Answers

Step-by-step explanation:

measure of angle 5 = measure of angle 1 ( corresponding angle)

measure of angle 5 = 130 °

plz mark my answer as brainlist plzzzz.

hope this will be helpful to you.

what is 1/10 as a percentage

Answers

The fraction 1/10 is 10% as a percentage .. 0.1

Answer:

10% or .10

Step-by-step explanation:

Combine like terms in the expression below.


5c + 6 + 8c - 2

Plz help

Answers

Answer:
13c+6-2

Explanation:
You combine the amount of cs with each other.

A recipe calls for 12 cup of milk for every 34 cup of flour.

If Kenny wants to double the recipe, how many cups of flour will he need?

Answers

Answer:

68

Step-by-step explanation:

because she wants to double the recipe

so she will need 6 cups of milk

The ground temperature at airport is 12 degrees. The temperature decreases by 5.2 degrees for every mile above ground. What would be temperature outside plane located at 3 miles above the airport

Answers

Answer:

The outside plane located at 3 miles above the airport is of -3.6 degrees.

Step-by-step explanation:

The ground temperature at airport is 12 degrees. The temperature decreases by 5.2 degrees for every mile above ground.

This means that the temperature in n miles above ground is given by:

[tex]T(n) = 12 - 5.2n[/tex]

What would be temperature outside plane located at 3 miles above the airport

This is T(3). So

[tex]T(3) = 12 - 5.2*3 = 12 - 15.6 = -3.6[/tex]

The outside plane located at 3 miles above the airport is of -3.6 degrees.

I have attached the question :)

Answers

Answer:

The first one

Step-by-step explanation:

the X values are all diffrent

Please Help CRieS aAaAaAaAA

Answers

Answer:

calme please helpppppooppo

Answer:

kklj

Step-by-step explanation:

Find the solution to the system of equations

Answers

Answer:

(6,30)

Step-by-step explanation:

This is where the two lines intersect. Also, we can verify our answer by plugging 6 in for x and 30 in for y.

The triangle below is reflected over the line x = 4.
Which transformation(s) would produce the same image?
2676$10
A Reflecting over the x-axis and then translating to the right 4 units
B. Reflecting over the y-axis and then translating to the right 4 units
C Reflecting over the y-axis and then translating to the right 8 units
D Reflecting over the x-axis and then translating to the right 8 units

Answers

9514 1404 393

Answer:

  C.  Reflecting over the y-axis and then translating to the right 8 units

Step-by-step explanation:

Reflection over the line x=4 gives you the transformation ...

  (x, y) ⇒ (2·4 -x, y) = (-x +8, y)

This is precisely the same transformation you get by reflection over the y-axis:

  (x, y) ⇒ (-x, y)

followed by translation to the right 8 units:

  (-x, y) ⇒ (-x +8, y)

__

Reflection over x=4 is the same as reflection over y and translation right 8.

can u pls help me with this question ​

Answers

The answer is a b c e

Janet uses 6.5 pins of white paint and blue paint to paint her bedroom walls. 2/5 of this amount is white paint,and the rest is blue paint.How many pints of blue paint did she use to paint her bedroom walls?

Answers

She used 3.36 pints of white paint. if you were to convert the fraction to 60% then you would just have to find 40% of 8.4 and thats 3.36.

Answer:

3.9 pints

Step-by-step explanation:

Given:

Caroline uses 6.5 pints of blue paint and white paint to paint her bedroom walls.

2/5 of this amount is blue paint, and the rest is white paint.

To find :

How many pints of white paint did she use to paint her bedroom walls?

Solution:

Caroline uses pints of blue paint and white paint = 6.5                                                  

Amount of blue paint = 6.5 - 2.6 = 3.9 pints

Therefore, 3.9 pints of white paint she used to paint her bedroom walls.

PLS HELP asap

Marguerite answered 76% of the questions on her test correctly. What fraction of the questions did she answer correctly?

A. 38/75




B. 38/45


C. 76/125


D. 19/25

Answers

Step-by-step explanation:

the answer would be D.19/25

A political scientist wants to estimate the percent of registered voters in Florida who plan to vote for a particular candidate. The political scientist interviews 4000 randomly selected registered voters in Florida and asks who they plan to vote for. 58% say they plan to vote for the candidate. Which of the following statements is true?

a. 58% is a parameter because it describes a population characteristic.
b. 58% is a statistic because it describes a sample characteristic.
c. 58% is a statistic because it describes a population characteristic.
d. 58% is a parameter because it describes a samic characteristic.

Answers

Answer:

b.) 58% is a statistic because it describes a sample characteristic.

Step-by-step explanation:

The randomly selected 4000 voters represents a randomly selected observations from the population of registered voters

Hence, 4000 is a sample.

The percentage of voters who would vote for a particular candidate represents a numerical characteristic derived from the sample drawn.

Recall that, numerical characteristics or values which are calculated from the sample is known as statistic while those derived from the population are called parameter.

Hence, 58% is a statistic as it describes a sample characteristic.

You can use definition of parameter and statistic and then can use them to find what does 58% denotes here.

The true statement is given by:

Option B: 58% is a statistic because it describes a sample characteristic.

What is a population and parameter?

The entire group or system which we are taking in consideration is population. Nothing bigger than it lies there in consideration.

Ex: If we're taking about health problem in a country, then the whole country people form a population.

If we're taking about numbers on a 6 face die, then those 6 numbers on 6 faces form a population.

Those numbers who summarize information about population are called parameter.

What is sample and statistic?

A portion of population taken and analyzed to predict information about population is called sample of that population.

Ex: When someone surveys a group, then he/she surveys a portion and not whole population in general.

Those numbers who summarize information about sample are called statistic.

(Statistic is different than statistics)

Using above definitions to conclude what 58% refers to

Since the 58% is from the 4000 people randomly selected by the political scientist, thus, it is information about sample and thus, is a statistic.

Thus,

The true statement is given by:

Option B: 58% is a statistic because it describes a sample characteristic.

Learn more about population and statistic here:

brainly.com/question/3640262

Will mark brainliest!!

The graph shows Wilson's science scores versus the number of hours spent doing science homework.



What will most likely be Wilson's approximate science score if he does science homework for 6 hours a week?

33 points
42 points
52 points
55 points

Answers

Answer:

55 points

Step-by-step explanation:

equation is close to y = 7.1x + 15

y = 7.1(6) + 15 comes closest to 55

-5x+3y=15 and 2x-3y= -15

Answers

Answer:

x = 0; y = 5

Step-by-step explanation:

-5x + 3y = 15

2x - 3y = -15

Add the equations to eliminate y.

3x = 0

x = 0

Now plug in 0 for x in the first equation to solve for y.

-5(0) + 3y = 15

3y = 15

y = 5

Answer: x = 0; y = 5

please help with these math problems +25 points

Answers

Answer:

So basically, if it is under 1/2, its unlikely to occur, and if it is 1/2 or greater, it is likely.

Step-by-step explanation:

a is unlikely

b is unlikely

c is likely

d is unlikely

e is likely

f is unlikely

Please help me. I will give Brainliest

Answers

Answer:

I don't know the answer

Step-by-step explanation:

sorry for that

Answer:

d

Step-by-step explanation:

can u pls fix the grammer in this Choose the correct punctuation marks in the passage.

It was a rainy day

but Joan and I had planned a trip. Joan wanted to go to the beach for a swim. I wasn't sure if we should go.


"I think we should wait a little longer

at least until the rain shows some signs of slowing down," I suggested.


"We can't swim without getting wet anyway," replied Joan, questioning my choice of swimsuit

the one my mom had bought at a secondhand store.

Answers

Answer:

It was a rainy day , but Joan and I had planned a trip. Joan wanted to go to the beach for a swim. I wasn't sure if we should go.

"I think we should wait a little longer , at least until the rain shows some signs of slowing down," I suggested.

"We can't swim without getting wet anyway," replied Joan, questioning my choice of swimsuit , the one my mom had bought at a secondhand store.

Step-by-step explanation:

Solve for x.
x² = 9

x=±3

x=±4.5

x=±18

x=±81

Answers

I pretty sure x equals 3

I need help. Is it possible to do this without graphing?

Answers

Answer:

[tex]x=2.3\text{ only }[/tex]

Step-by-step explanation:

We are given the second derivative:

[tex]g^\prime^\prime(x)=0.1x^5-0.29x^4-0.694x^3+1.9136x^2[/tex]

And we want to find the values for -3 < x < 4 in which the graph of g has a point of inflection where the concavity changes from concave up to down.

First, recall that inflection points occur whenever g''(x) = 0 or is undefined.

And that:

g is concave up for an interval if g''(x) > 0 for that interval. g is concave down for an interval if g''(x) < 0 for that interval.

Graphing the function (please refer below for the graph), we can see that g''(x) has an inflection point at x = -2.6, 0, 2.3, and 3.2.

If g''(x) changes from concave up to concave down, the values before and after that inflection point must be positive and then negative.

We can see that g''(x) is only positive for the values before the inflection points at x = 0 and x = 2.3.

However, for values after the inflection points, only x = 2.3 becomes negative.

Therefore, since at x = 2.3, the graph changes from positive to negative, this is where the graph of g changes from concave up to concave down.

Notes:

For the point x = 0, the graph stayed positive both before and after x = 0.

Therefore, g does not have an inflection point at x = 0.

What is the most specific name of the quadrilateral shown below?



quadrilateral
parallelogram
rectangle
square

Answers

Answer:

rectangle

Step-by-step explanation:

Answer:

Rectangle

Step-by-step explanation:

this is the answer

A + (b + c) = (A + b) + c


What property is this equation

Answers

Answer:

Step-by-step explanation:

Associative property

Please i need help thank you!..

Answers

Question 4 is Choice A
Question 5 is Choice B
Question 6 is Choice C
Question 7 is Choice B

These are relatively simple it’s just understanding the relations of x and y values :)

Solve for u

U/9= 4/6

Answers

the answer is 6............

Answer:

U=6

Step-by-step explanation:

U/9= 4/6

Both side multiply 9

U=4*9/6

U=36/6

U=6

13. How much money will 8820 Vield in investa
+ 5%. for 3 years and compounded
continuosly and semiannually and determine
which eams more?

Answers

9514 1404 393

Answer:

10,247.38 from continuous compounding10,228.50 from semiannual compoundingcontinuous compounding earns more

Step-by-step explanation:

The formula for the account balance from continuously compounded interest at annual rate r for t years is ...

  A = Pe^(rt) . . . . P = principal invested

  A = 8820e^(0.05·3) ≈ 10,247.38 . . . continuous compounding

__

The formula for the account balance from interest compounded semiannually at annual rate r for t years is ...

  A = P(1 +r/2)^(2t)

  A = 8820(1 +.05/2)^(2·3) ≈ 10,228.50 . . . semiannual compounding

Continuous compounding earns more.

These are the new questions, there are 2 here. 2 images, 2 different questions

Answers

Answer:

1) 12.62) 18

Step-by-step explanation:

Use ratios and solve for x

Q1

27/24 = (3x - 21)/(x + 13)9/8 = 3(x - 3)/(x + 13)3/8 = (x - 3)/(x + 13)8(x - 3) = 3(x + 13)8x - 24 = 3x + 398x - 3x = 39 + 245x = 63x = 63/5x = 12.6

Q2

9/14 = (x + 8)/(3x - 2)9(3x - 2) = 14(x + 8)27x - 18 = 14x + 11227x - 14x = 112 + 1813x = 130x = 10EF = x + 8 = 10 + 8 = 18

A triangle has an area of 54m2 and a height of 9 m. How long is the base of the triangle? Enter you answer in the box.

Answers

Answer:

6 m

Step-by-step explanation:

Base = Area/height = 54/9 = 6m

Find the slope of the line below. Help please!

Answers

Answer:

-3/2

Step-by-step explanation:

go up 3 and left 2

graph the line with the equations y=−x−2?

Answers

Answer:

The picture has the graphed line on it.

00:00 At the beginning of the month, Kimberly had $65.78. Since then, she has received three payments of $32.50 from her babysitting job. Kimberly's 2 sisters each helped her babysit once during the month, so Kimberly paid them each $8.75. If Kimberly did not spend any money, how much money does she have now? Enter your answer in the box.​

Answers

65.78+2*32.50-2*8.75= $113.28
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