A runner ran of a 5 kilometer race in 21 minutes. They ran the entire race at a constant speed.



How long did it take to run the entire race?

Answers

Answer 1

Answer:

4.2

Step-by-step explanation:

the kilometro is 5 and race is 21. 5÷21=4.2


Related Questions

Determine the graph that represents a function.

Answers

3rd one there cant be anything under or over a line so it cant be the circle or the parabola so it has to be the 3rd one
the function would be the third graph. to find out if a graph is a function do something called a vertical line test. basically take a pencil or something straight and out it vertically against the graph then push it along the graph. at each given point there should only be one point. so the first two would not pass the vertical line test

The coordinates of the vertexes of a triangle are A(3,3) B(6,6) C(9,3). What will be the new coordinates after a dilation
with a scale factor of 3 if you use the origin as the center of dilation?
0)
A)
A (9,9) B'(18,18) C'(27,9)
B)
A'(0,0) B'(3,3) C (6,0)
A'(1,1) B'(2.2) C'(3,1)
D)
A'(6,6) B'(9.9) C'(12,6)

Answers

Answer:

A

Step-by-step explanation:

Dilation by 3 from origin causes each point to be multiplied by 3.

(3,3) * 3 = (9, 9)

(6, 6) * 3 = (18, 18)

(9, 3) * 3 = (27, 9)

which is A

Question 2 1 pts Asplaner has three sections colored green, purple, and pink. If the spinner is spun three times, how many possible outcomes are there!​

Answers

Answer:

27

Step-by-step explanation:

The Counting Principle states that the number of possible outcomes is equal to the product of the number of outcomes for each event. In this case, (M)(N)(O).

There are 27 possible outcome if the spinner is spun three times.

What is probability?

Probability is a number that expresses the likelihood or chance that a specific event will take place. Both proportions ranging from 0 to 1 and percentages ranging from 0% to 100% can be used to describe probabilities.

Given, A spinner has three sections colored green, purple, and pink.

From the general formula of probability:

Probability = (desired outcomes)/(Total outcomes)

In our case,

the three possible outcomes of this event occurring are Green, Purple, and Purple, Green.

The desired outcomes = 3

The total outcomes = 3 x 3 x 3 = 27

Learn more about probability here:

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Please solve this problem tnx....​

Answers

Answer:

27.50

Step-by-step explanation:

Since it is 16.50 each and they bought 5 packets total an easy way to solve this problem would be that you multiply 16.50 × 5 which will give you how much the total cost of the candy would be:

16.50 × 5 = 82.50

Since that is the total amount you would then divide 82.50 by 3 since Mary and her friends all split the cost three ways (since there are three of them):

82.50 ÷ 3 = 27.50

Which will give you your answer.


A 5'10"-tall student casts a shadow 10 feet long at the same time a tree casts a 40-ft shadow. How tall is the tree?

Answers

23.3feet.....................

-3/10+-1/5
-18/15 x 5/-4
3/8 divided by -1/4
Please give a little bit long answer but not a single answer

Answers

Step-by-step explanation:

-3/10+ -1/5

find the common denominator. on that case its 10

10 into 10 that's 1 so 3 remain 3 . then 5 into 10 its 2 so 1×2=2

-3/10 + -2/10

-3+-2

-3-2= -5

-5/10= -1/2

Ans is -1/2

-18/15 ×5/-4

you cross multiply. 5into 15 to get a denominator 3 then -4/2=-2 denominator. -18/2=-9. you multiply 3×-2=-6 then we are left with

-9/-6= -3/-2=1 and half

Ans is 1 1/2 (one and 1 half ).

3/8÷ -1/4

you spin -1/4 to -4/1 inorder to change the sign to a multiplication sign.

3/8 × -4/1 1

cross multiply to get -3/2

-3/2 = - 1 1/2

Ans : 1 1/2 ( one and one half )

pliz mark my answer branliest

t-$5.60=$1.04
what does t =?

Answers

t= 6.64 because 6.64-5.60 =1.04
t=6.64
add the 1.04 and 5.60, you can check by subtracting 6.64 by 5.60

Jake bought four peaches. The first two peaches weigh 2/6 of a pound, what could the third and fourth peach weigh in 1/6 of a pound?

Answers

3rd and 4th peach weigh 2/6 each

Please answer and explain I’ll mark brainliest!!!!!

Answers

Answer:

See below

Step-by-step explanation:

Problem 1

If n is the smallest of the consecutive integers, the next integer would be n+1.

Problem 2

The equation is terms of n is going to be

s = n + n + 1 + n + 2 + n+3

Problem 3

Collect like terms on the right

s = 4n + 6

Problem 4

4n + 6 = s             Subtract 6 from both sides

4n = s - 6              Divide by 4

n = (s - 6)/4

Problem 5

Solve for n when s = 2174

n = (2174 - 6)/4

n = 2168 / 4

n = 542

check

n                 = 542

n + 1            = 543

n + 2           = 544

n + 3          = 545

Total            2174         Just as it should

Choose the equation for the situation "a fraction f multiplied by 13 equals 29". A. 1f⋅13=29 B. 3f=29 C. (f3⋅13)=29 D. 13f=29

Answers

Answer:

13f=29

Step-by-step explanation:

I hope this helps you out!


. 3 Przeczytaj zadanie.
po podwórku biegają króliki i paw. Zwierzęta mają razem 18 nóg. Ile jest
królików?
Wykonaj kolejne polecenia.
Przyjmij jako niewiadomą liczbę królików.
Zapisz w postaci wyrażenia algebraicznego (czyli używając niewiadomej),
ile nóg mają wszystkie króliki razem.
Zapisz w postaci wyrażenia algebraicznego, ile nóg mają zwierzęta na
podwórku.
. Ułóż równanie i je rozwiąż.
. Zrób sprawdzenie (sprawdź, czy odpowiedź zgadza się z informacjami
podanymi w zadaniu).
Zapisz odpowiedź.



Na godzinę 9:48 ma być bardzo proszę daje naj ​

Answers

Answer:

hindi ko ma intindihan jknjjj

which table represents a linear function?

Answers

The answer would be the second one

Answer:

Bottom right table

Step-by-step explanation:

A table will show a linear relationship when there is a common difference. To determine this, we first ensure that the x values are increasing at the same value and then find the difference of consecutive y values.

Top left table

11-7=3

12-11=1

13-12=1

Because the differences between the y values are not all the same, this table does not represent a linear function.

Top right table

9-7=2

12-9=3

15-12=3

Again, there is no common difference, so this table does not represent a linear function.

Bottom left table

The x values are different now but they still increase by the same increment each time, so we continue subtracting the y values normally.

9-7=2

12-9=3

15-12=3

This table does not represent a linear function.

Bottom right table

9-7=2

11-9=2

13-11=2

Because there is a common difference, this table represents a linear function.

I hope this helps!

How many fourths are in 3 fourths?​

Answers

Answer:

12 one fourths

Step-by-step explanation:

Answer:

12 one fourths

Step-by-step explanation:

There 3 × 1 1/4 = 3 × 4 = 12 one fourths in 3

pls solve this i cannot do it​ find x y z in the above

Answers

Answer:

x = 115

z= 40

y = 140

Step-by-step explanation:

x = 180 - (40 +25) = 115

z = 180 - (115+25) = 40

y = 180 - (40) = 140

Answer:

This is your answer!!!

Step-by-step explanation:

I attached a pic.

Hope it helps!!!

Can only like terms be combined?​

Answers

Answer:

yes

Step-by-step explanation:

only like terms can be combined

Answer:

yes. If it's variables, then only like variables can be combined. If it's fractions, then they must be converted to a common denominator before combining.

Step-by-step explanation:

4y=5x-1 3x-2y=1 solve each system using substitution

Answers

Answer:

(1,1)

x=1  y=1

Step-by-step explanation:

When you solve by substitution, you have to isolate each equation Hope this helps.

There are 35 boxes with 48 base balls in each box how many baseballs are there altogether

Answers

Answer:

35x48=1680

Step-by-step explanation:

1680

40 ile 54 arasındaki asal sayıların toplamı acil!!!!!!!!!!​

Answers

Answer:

Can you tell the question in english please

Answer:

46 47 48 49 50 51 52 53 54

A radius is a segment that connects any pount on the circle to the center of that circle

Answers

Answer:

This is true.

Step-by-step explanation:

No matter where you put the dot on the circumference, the radius will connect to the center, and be the same distance.

Ron has a co-op in Henderson Cooperative. The total shares in the cooperative
are 50,000 shares. If Ron, owns 600 shares, what percentage of the cooperative
corporation does he own?

Answers

Answer:

Step-by-step explanation:

If Ron has 600 shares, he has:

50,000 shares represents 100%

50,000...........................100%

600......................................?

600*100/50,000=1.2% he owns

pls help the question is in the picture

Answers

The answer to this question is A. i think


Find tan(B) in the triangle.

Answers

Answer:

3/4

Step-by-step explanation:

The value of tangent ratio [tex]tan \beta[/tex] in the triangle is [tex]\frac{3}{4}[/tex].

What is trigonometric ratio?

Trigonometric Ratios are defined as the values of all the trigonometric functions based on the value of the ratio of sides in a right-angled triangle. The ratios of sides of a right-angled triangle with respect to any of its acute angles are known as the trigonometric ratios of that particular angle.

Review all six trigonometric ratios: sine, cosine, tangent, cotangent, secant, & cosecant.

Tangent ratio

Tangent ratio is yet another trigonometric ratio for right-angled triangles. Tangent ratio is the ratio of opposite side to adjacent side of a right triangle.

According to the triangle ABC

<C = [tex]90^{0}[/tex], <B = [tex]\beta[/tex], AB = 5, BC = 4, AC = 3

Tangent ratio is the ratio of opposite side to adjacent side of a right triangle.

Tangent ratio is one of the trigonometric ratios.

[tex]tan \beta=\frac{AC}{BC} = \frac{3}{4}[/tex]

Hence,

The value of [tex]tan \beta[/tex] in the triangle is [tex]\frac{3}{4}[/tex].

Find out more information about tangent ratio here

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Find the ratio of a to b
5b=3c=2a

Answers

Answer:

5:2

Step-by-step explanation:

5b=3c=2a

So 5b=2a

2a=5b

5:2 = a:b

To check crossmultiply, and you get 2a=5b

convert 6/20to decimal​

Answers

I believe that the answer is:
0.3

A store donated cases of crayons to a day care center. Each case holds 24 boxes of crayons; each box holds 8 crayons. How many crayons did the center receive?​

Answers

Answer:

They recieved 192 crayons?

Answer:

The Answer Is 192

Step-by-step explanation:

What is 4 copies of 1/5

Answers

Answer:

1/5 + 1/5 + 1/5 + 1/5 = 4/5

Step-by-step explanation:

The 4 copies of the fraction 1/5 will be 4/5.

What is the arithmetic operator?

Arithmetic operators are four basic mathematical operations in which summation, subtraction, division, and multiplication involve.,

Summation = addition of two or more numbers or variable

As per the given,

4 copies of 1/5

The first copy of /5 = 1/5

Second one = 1/5

Third = 1/5

And fourth = 1/5

Collective all copies are 1/5 + 1/5 + 1/5 + 1/5

Take LCM as 5,

(1 + 1 + 1 + 1)/5 = 4/5

Hence "The 4 copies of the fraction 1/5 will be 4/5".

To learn more about the arithmetic operators,

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HALPPPPP!!
The equation of direct proportion y=kx is given by the table. Find the coefficient k, copy the table and fill it in

Answers

Answer:

20,2,0,-4,-.0625

Step-by-step explanation

3*-4=-12

depending on which side its on you can multiply or divide by -4

K= -4

Alex's car depreciates in value by 18% per year.

Alex bought his car for £34000.

Work out how much his car will be worth after 5 years ?

Answers

Answer:

£12605.15

Step-by-step explanation:

Compound interest formula

34000(1-0.18)^5

The worth car after 5 years will be £12,605.15.

What is compound interest?

A loan or deposit's interest is computed using the starting principle and the interest payments from the ago decade as compound interest.

We know that the compound interest is given as

[tex]\rm A = P \left (1 \pm r \right ) ^{t}[/tex]

Where A is the amount, P is the initial amount, r is the rate of interest, and t is the number of years.

Alex's vehicle deteriorates in esteem by 18% each year. Alex purchased his vehicle for £34000. Then the worth car after 5 years will be given as,

A = 34,000 (1 - 0.18)⁵

A = 34,000 x (0.82)⁵

A = 34,000 x 0.3707

A = £12,605.15

The worth car after 5 years will be £12,605.15.

More about the compound interest link is given below.

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Consider the equation: x^2=-8x-7
1) Rewrite the equation by completing the square
Write it as (x+c)^2=d or (x-c)^2=d
2) What are the solutions to the equation?
A. x=-4±3
B.x=4±3
C.x=-4±9
D.4±9
Please help! Thanks :)

Answers

The equation by completing the square (x + 7)^2 = 16 or  (x - 7)^2 = 16. The solutions to the equation are; A. x = -4 ± 3

What is a system of equations?

A system of equations is two or more equations that can be solved to get a unique solution. the power of the equation must be in one degree.

Consider the equation: x^2=-8x-7

1) Rewrite the equation by completing the square. Write it as (x+c)^2=d or (x-c)^2=d

Here the equation: x^2=-8x-7

x^2 + 8x + 7 = 0

Where a = 2, b = 8 , c = 7

(x+c)^2 = d or (x + 7)^2 = 16

(x-c)^2=d or  (x - 7)^2 = 16

2) The solutions to the equation are;

A. x = -4 ± 3

Learn more about equations here;

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Answers

1)

We can rewrite the equation as (x+4)^2=9

2)

 x=−4±3

Got my answers from khan :)

Please help me you don't have to show your work just pls tell me the answer

Answers

Answer:

K should be the answer mark me Brainest :)

Step-by-step explanation:

Other Questions
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