At an important meet, Rosalva won the women’s 100 meters in 13.47 seconds. Rosalba ran at an average rate of _ meters per second .

Answers

Answer 1

Answer:

about 7.42 meters per second

Step-by-step explanation:

speed = distance/time

Answer 2

Rosalba moved at a speed of 7.27 meters per second on average.

What is Speed?

speed is described as. the pace at which an object's location changes in any direction. Speed is defined as the distance traveled divided by the travel time. Speed is a scalar quantity because it just has a direction and no magnitude.

Given, At an important meet, Rosalva won the women’s 100 meters in 13.47 seconds.

From the general formula of speed:

Speed = distance/time

In our case,

Distance= 100 meters

time = 13.74

Thus,

Speed = 100/ 13.74

Speed in meters per second = 7.27

therefore, Rosalba ran at an average rate of 7.27 meters per second.

Learn more about speed here:

https://brainly.com/question/28224010

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Related Questions

Find the mode of the set of data 59,61,54,61,38,46,56,52,63,40,44

Answers

Answer:61

Step-by-step explanation:

Mode= Most frequently occurred data

61 occurred 2 times in the given set of data

Mode=61
Mode=61. So ur answer will be 61!

Solve the quadratic using the quadratic formula. *
Solve:
6x^2 + 7x – 5 = 0

Answers

Answer:x = -5/3 or x = 1/2

Step-by-step explanation:

Let's solve your equation step-by-step.

6x2+7x−5=0

Step 1: Factor left side of equation.

(3x+5)(2x−1)=0

Step 2: Set factors equal to 0.

3x+5 = 0 or 2x−1 = 0

x = -5/3 or x = 1/2

Answer:

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

[tex]x=-1\frac{2}{3}[/tex]

Step-by-step explanation:

[tex]x=\frac{-b±\sqrt{b^{2} +4ac} }{2a}[/tex]

Ignore the A before the ±, it wouldn't let me type it correctly.

6x² + 7x - 5 = 0

a = 6

b = 7

c = - 7

[tex]x=\frac{-(7)±\sqrt{7^{2} +4((6)(-5))} }{2(6)}[/tex]

[tex]x=\frac{-(7)±\sqrt{49 +4((6)(-5))} }{2(6)}[/tex]

[tex]x=\frac{-(7)±\sqrt{49 +120} }{2(6)}[/tex]

[tex]x=\frac{-7±\sqrt{169} }{12}[/tex]

[tex]x=\frac{-7±13 }{12}[/tex]

Two separate equations

[tex]x=\frac{-7+13 }{12}[/tex]

[tex]x=\frac{-7-13 }{12}[/tex]

________________________

[tex]x=\frac{-7+13 }{12}[/tex]

[tex]x=\frac{6 }{12}[/tex]

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

[tex]x=\frac{-7-13 }{12}[/tex]

[tex]x=\frac{-20 }{12}[/tex]

[tex]x=-1\frac{2}{3}[/tex]

simplify -5x+11x-4+2​

Answers

222 is your answer :))))

If line segment BC is an angle bisector, the measure of angle CBF - (10x-9) degrees, and the mesaure of angle FBE - (8x+30) degrees
find the value of x
A) 15
B)19.5
C)8
D)4

Answers

Answer:

8

Step-by-step explanation:

bababooey

A bag contains 5 red, 5 blue, 4 green, and 2 yellow marbles. Find the probability of randomly choosing: a green then yellow (independent)
a.3/8
b.1/16
c.1/30
d.1/36

Answers

Answer:

1/16

Step-by-step explanation:

you need to add it to have a correct answer

1/16 is the correct answer

bakit di ako crush hahahsjdhdjdnshsksb​

Answers

Answer:

Yes

Step-by-step explanation:

Select which function whose graph is a line.
PLEASE HURRY PLEASE HURRY PLEASE HELPPP

Answers

A) y= 3x+9
it shows a line when out on a graph

how do we get x+2=6 from 3x+6=18 solve for x and explain how we get that equation

Answers

Answer:

Step-by-step explanation:

Subtract 6 from 18. 3x=18. You could divide by 3 to get x=6

The answer is positive 6

In ΔOPQ, p = 180 inches, q = 120 inches and ∠O=171°. Find the length of o, to the nearest inch.

Answers

Given:

In ΔOPQ, p = 180 inches, q = 120 inches and ∠O=171°.

To find:

The length of o, to the nearest inch.

Solution:

According to cosine formula,

[tex]a^2=b^2+c^2-2bc\cos A[/tex]

Using cosine formula in ΔOPQ, we get

[tex]o^2=p^2+q^2-2pq\cos O[/tex]

On substituting the values, we get

[tex]o^2=(180)^2+(120)^2-2(180)(120)\cos (171^\circ)[/tex]

[tex]o^2=32400+14400-43200(-0.9877)[/tex]

[tex]o^2=46800+42668.64[/tex]

[tex]o^2=89468.64[/tex]

Taking square root on both sides.

[tex]o=\sqrt{89468.64}[/tex]

[tex]o=299.113[/tex]

[tex]o\approx 299[/tex]

Therefore, the length of o is about 299 inches.

Answer:299

Step-by-step explanation:

"With patience a ruler may be persuaded, and a soft tongue can
break bones." what does this proverb mean?

Answers

Answer:

Well rulers don't like to be proven wrong therefore you have to be patient in convincing a ruler that your idea is best. It's pretty much like what inception is in the movie.

A soft tongue is using calm words which in my opinion means you have the utmost confidence in what you're saying. I dont think it literally means bones will break but the person listening will feel as though they are completely wrong if a calm cool person is proving them wrong.

Answer: See answer below

Step-by-step explanation:

Well rulers don't like to be proven wrong therefore you have to be patient in convincing a ruler that your idea is best.

A soft tongue is using calm words which means you have the utmost confidence when speaking. The phrase "break bones" means that a person listening will feel as though they are completely wrong if a calm cool person is proving them wrong.

How do you find the slope if a line of two points are given?

Answers

If it is the two ordered pairs that are given then use the following slope formula.

[tex]m = \frac{y_2-y_1}{x_2-x_1}[/tex]

also known as m = rise / run

Step-by-step explanation:

Fonts for Android and iPhone - www.fontskeyboard.com

What statements describe this graph? Check all that apply. The points are scattered. The points are not connected. O The graph displays a discrete graph. O The graph displays the relationship of test scores to hours studied. The graph represents the relationship between two sets of data.​

Answers

Answer:

The points are scattered, the graph displays a discrete graph, and the graph displays the relationship of test scores to hours studied.

Step-by-step explanation:

Answer:

It is also E - The graph represents the relationship between two sets of data.  

A C D and E is the correct answer.  

Step-by-step explanation:

Is 1,000 a rational number or a irrational or is it a whole number ?

Answers

Answer:

1,000 is both a rational number and a whole number.

If my answer helped, please mark me as the brainliest!!

Thank You!!

If angle EOF = 26 and angle FOG = 38., then what is the measure of angle EOG? The diagram is not to scale.

Answers

Answer:

EOG is 64

Step-by-step explanation:

We can have a diagram for this.

From the description in the question, we can see that the ray FO splits the angle into 2.

We can have the diagram as shown in the attachment;

So mathematically;

EOG = EOF + FOG

So EOG = 26 + 38

EOG = 64 degrees

Please check attachment for a diagram

Your class is going on a field trip to the Miami Science Museum.
It costs $20 for each adult (a) and $13 for each student (s).
Write an expression for the cost of adults and students to enter
the museum. Then, find the total cost for 4 adults and 24
students.

Answers

Answer:

Total is 392

Step-by-step explanation:

$20 - Adult (x)

$13 - Student (y)

20(x) + 13(y) = Total

20(4) + 13(24) =

80 + 312 = 392

Hope this helped love <3

At a sale, dresses were sold for $144 each. If the dresses originally cost $200, what percentage of its original price was a dress sold for?​

Answers

Answer:

72%

80% of 200 is 160.

75% of 200 is 150.

74% of 200 is 148.

72% of 200 is 144

Just to make sure ask google or siri "What is 72% of 200?".

Hope this helps!

Answer:

28% (because it was marked down by $56 dollars)

Step-by-step explanation:

144/200 = 72%

100% (200) - 72% (144) = 28% (56)

56/200 = 28%

28% (56) + 72% (144) = 100% (200)

A farmer grows 142 Green pepper plants and 100 a red pepper plants each plant produces about 26 peppers the farmer plans to sell each pepper for three dollars explain to find a reasonable estimate for the total amount of money the Farmer will earn if he sells all of the peppers

Answers

Answer:

$18876

Step-by-step explanation:

Given : 142 green pepper plants & 100 red pepper plants, each plant produces 26 peppers, each pepper sells for $3.

Total Peppers = Total pepper plants x peppers per plant

(142 + 100) x 26  = 242 x 26 = 6292

Total expected money income estimate = Total peppers x price per pepper

= 6292 x 3 = 18876

plz help will give brainliest

Answers

Answer:

the right is the answer :>

Step-by-step explanation:

The one acrosss the first graph is the right graph.

Given a∥b and m∠8=109° .
What is m∠3 ?

Answers

Answer:

image is not very clear

Step-by-step explanation:

m∠3 = 180 - 108

m∠3 = 71°

or

m∠8 ≅ m∠3 = 109°

1 Write an equation in slope-intercept using the two-given input-output pairs. (3,9) (5,17)​

Answers

In slope intercept form it would be Y= 4x-3

If angle x is the reference angle, which side is the opposite side

Answers

y would be !!!!! Its on the opposite side !!!

The temperature in Juno, Alaska was 15 degrees at 7am. The temperature dropped 12 degrees every hour for 4
hours. What was the temperature at 11am?

Answers

The answer is -33 at 11am

what is the slope plss helpp

Answers

Answer: m = 5/2

..............................

Answer:

C: 5/2

Step-by-step explanation:

I looked it up on Math-way

5. mx + b = c solve for x

Answers

Answer:

To solve this, first find the equation of our line. The form of the question gives it to us very directly. We can use the slope-intercept form (y = mx + b). The x-intercept is found by setting y = 0To solve this, first find the equation of our line. The form of the question gives it to us very directly. We can use the slope-intercept form (y = mx + b). The x-intercept is found by setting y = 0, because that will give us the x-value at which the line crosses the x-axis.

To solve this, first find the equation of our line. The form of the question gives it to us very directly. We can use the slope-intercept form (y = mx + b). The x-intercept is found by setting y = 0, because that will give us the x-value at which the line crosses the x-axis.

, because that will give us the x-value at which the line crosses the x-axis.

Step-by-step explanation:

To solve this, first find the equation of our line. The form of the question gives it to us very directly. We can use the slope-intercept form (y = mx + b). The x-intercept is found by setting y = 0, because that will give us the x-value at which the line crosses the x-axis.

1/7 of 149.6 make sure it is in decimal form

Answers

Answer:

21.3714286

Step-by-step explanation:

Answer:

1/7 • 149.6 = 21.37142857

Solve for x.
5)
F
5x -5
18x + 9
A
105°
G
A) 12
C) 10
B) 2
D) 7.

Answers

Answer:

7

Step-by-step explanation:

The external angle of a triangle is equal to the sum of the opposite interior angles

18x+9 = 5x-5 + 105

Combine like terms

18x+9 = 5x +100

Subtract 5x from each side

18x-5x +9 = 5x+100-5x

13x +9 = 100

Subtract 9 from each side

13x +9-9=100-9

13x= 91

Divide by 13

13x/13 = 91/13

x = 7

WILL MARK YOU BRAINLIEST

Answers

Answer:

third answer is correct

I need help with this ?

Answers

Answer:

C

Step-by-step explanation:

[tex]f(x)=4(5)-11\\f(x)=20-11\\f(x)=9[/tex]

<3

Red

Answer:

9

Step-by-step explanation:

f(x)= 4×5 - 11

you plug in the 5

4×5=20

20-11

= 9

I NEED HELP KAKAJJAJS

Rewrite the equation into slope intercept form. y - 4 = 1/5 (x - 5)

Answers

Answer:

y = 1/5x + 3

Step-by-step explanation:

y - 4 = 1/5(x - 5)

y - 4 = 1/5x - 1             Distribute numbers to parenthesis

y = 1/5x + 3                 Add 4 to both sides

I NEED HELP WILL MARK YOU BARIN LISR PLEASE SHOW YOUR WOrk

Answers

[tex]1/10^{3}[/tex]

in order to do this you flip it or do the reciprocal and make your exponent positive

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