Quinn leaves her house at 10:00 am and runs 3 miles at a steady pace of 6 miles per
hour. She relaxes and takes a lunch break for 1 hour. She is pretty tired so she walks
home at a steady pace of 2 miles per hour. What time does Quinn return home

Answers

Answer 1

Using the relation between velocity, distance and time, it is found that Quinn returns home at 1 pm.

Velocity is distance divided by time, that is:

[tex]v = \frac{d}{t}[/tex]

She walked 3 miles at a velocity of 6 miles per hour, thus [tex]d = 3, v = 6[/tex]. The time is:

[tex]v = \frac{d}{t}[/tex]

[tex]t = \frac{d}{v} = \frac{3}{6} = 0.5[/tex]

Thus, she arrived at 10:30 am, and took a lunch break of 1 hour, so she started to return at 11:30 am.Distance of 3 miles, velocity of 2 miles per hour, thus [tex]d = 3, v = 2[/tex]. The time she took to return, in hours, is:

[tex]t = \frac{d}{v} = \frac{3}{2} = 1.5[/tex]

1.5 hours after 11:30 am is 1 pm, thus, Quinn returns home at 1 pm.

A similar problem is given at https://brainly.com/question/24316569


Related Questions

What is the point-slope form of a line that has a slope of 5 and passes through the point (3, –4)?

Answers

Answer:

y + 4 = 5(x - 3)

Step-by-step explanation:

y + 4 = 5(x - 3)

HELP ASAP! Pls and thx! Need help.

Answers

Answer:

y = -3x + 22

Step-by-step explanation:

To find m, find the change in y and divide it by the change in x.

For example, the change in y between 19 and 13 is -6. Then determine the change in x. For example, since we determined the change in 19 and 13, let's look at the change in the x coordinates that pair with 19 and 13: 1 and 3. The change in x between 1 and 3 is 2. Now divide the change in y by the change in x: -6/2 = -3. So now we have the equation y = -3x + b, but we still need to figure out b, or the y-intercept. To do this, we need to figure out a pattern in the table to find out what y is equal to when x = 0, the definition of a y-intercept. From just the table alone, it looks like for every 2 units the x-coordinate decreases, the y-coordinates increases by 6. We could also just as easily say that for every 1 unit the x-coordinate decreases, the y-coordinate increases by 3. From this definition, if we look at the coordinate (1, 19), if we were to decrease 1 from the x-coordinate, we would have to increase the y-coordinate by 3 which we can write as (x - 1, y + 3). So, we would get (0, 22). So, when x = 0, y = 22.

This week Oreo cookies are on sale: 2 packages for $5.
Normally, Oreo cookies cost $3.29 per package. How
much money will Sally save if she buys 4 packages of
Oreos this week instead of next week?

Answers

Sally will save $3.16 if she buys 4 packages of oreos this week.
THIS week 4 packages of Oreos will cost Sally $10. This is because 2 packages cost $5 dollars, but Sally is buying twice the amount of packages(which means the price will also be twice the amount it is). NEXT week, the 4 packages will cost sally $13.16. This is because, without the sale one package of oreos cost $3.29. The price will be multiplied by 4 because sally is buy 4 packages. To find how much money Sally is saving on Oreos by buying them during the sale, just subtract the cost of the cookies during the sale from the cost of the cookies regularly. ($13.16 - $10 = $3.16) Sally is saving $3.16 dollars

Find the equation of the line that passes through the point (4,13) and is perpendicular to the equation below.

y = 4x - 6

Answers

Answer: m=4

Slope of 4x-6 is m=4

Help please, totally don't know the answer to this.

Answers

Answer:

5 shirts

Step-by-step explanation:

30.60 / 6.12 = 5

5 shirts because $6.12 x 5 gives you $30.60

Jenna is having her birthday party at the ice cream palace. The ice cream party palace charged 2.49 for each ice cream cone and 24.99 for a birthday cake jenna decides to buy a birthday cake and an ice cream cone for each of her friends. jenna needs to determine the total cost for her birthday party

how can i put this in a graph and a table

Answers

Answer:

y=2.49x+24.99

Step-by-step explanation:

y= Total cost of her birthday party

2.49= The price of each ice cream cone

x= The number of ice cream cones she buys

24.99 = The price of the birthday cake

You move left 6 units. You end at (-4, 4). Where did you start?
(you need a coordinate plane)

Answers

Answer:

(2,4)

Step-by-step explanation:

Step 1: Understand the question

We know moving left DECREASES the x value and moving right INCREASES the x value.

We need to move 6 units back to the right to get the original coordinate

Step 2: Solve

(-4 + 6, 4)

(2, 4)

Step 3: Therefore statement

Therefore you started at (2, 4)

You ride your bike 1 3 10 mi to school. At the end of the day, you stop at a park on the way home. The park is 2 5 mi from school. Question: How far is the park from your house? Note: Enter your answer and show all the steps that you use to solve this problem in the space provided.

Answers

Answer:

124

Step-by-step explanation:

wood

i need help with geometry plz

Answers

Answer:

Point A is -2, 1

Point B is -4, -2

Point C is -4, -6

and D is -1, 3.

Step-by-step explanation:

Irdk if this is all right bcz its kinda hard to see the exact points. Hope it is tho, and hope it helps you out! Good luck :P

Solve the following equation:
z+9/3(z+5) = -2​

Answers

Answer:

Hence, the value of z is -39/7.

Step-by-step explanation:

[tex]\sf \leadsto \dfrac{z + 9}{3(z + 5)} = -2[/tex]

[tex]\sf \leadsto \dfrac{z + 9}{3z + 15} = -2[/tex]

[tex]\sf \leadsto z + 9 = -2(3z + 15)[/tex]

[tex]\sf \leadsto z + 9 = -6z - 30[/tex]

[tex]\sf \leadsto z + 6z = -30 - 9[/tex]

[tex]\sf \leadsto 7z = -39[/tex]

[tex]\sf \leadsto z = \dfrac{-39}{7}[/tex]

Write 77^1/10 in the form
n√77 where n is a whole number.

Answers

Answer:

[tex]\sqrt[10]{77}[/tex]

Step-by-step explanation:

[tex]77^\frac{1}{10}[/tex] is the same as [tex]\sqrt[10]{77^1} ,[/tex] or simply [tex]\sqrt[10]{77}[/tex]

77^1/10 can be written as [tex]\sqrt[10]{77}[/tex]

what is representation of root?

The principal nth root of a is written as n√a , where n is a positive integer greater than or equal to 2. In the radical expression, n is called the index of the radical.

A radical symbol √ is used to represent a square root; the number or expression included within the radical symbol, designated by the letter a below, is known as the radicand.

We have that [tex]77 ^ {1/10}[/tex].

Now, if we have given that √4 we can write it as [tex]\sqrt[2]{4}[/tex]

Again, if we have [tex]7^{1/3}[/tex] we can write it as [tex]\sqrt[3]{7}[/tex]

Similarly we can write 77^1/10 as  [tex]\sqrt[10]{77}[/tex]

Learn more about root representation here:

https://brainly.com/question/17595336

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Let the graph of g be a translation 4 units down followed by a reflection about the y-axis of the graph of f(x)=−3x +2
Write a rule for g.

Answers

Answer:

[tex]g(x)=f(-x)-4[/tex]

Step-by-step explanation:

Hi there!

We're given that [tex]f(x)=-3x +2[/tex].

g(x) is f(x) translated 4 units down. Subtract 4 from f(x):

[tex]g(x)=f(x)-4[/tex]

It is also reflected about the y-axis. This makes all values of x negative:

[tex]g(x)=f(-x)-4[/tex]

I hope this helps!

A sample of a radioactive isotope had an initial mass of 650 mg in the year 1994 and
decays exponentially over time. A measurement in the year 1996 found that the
sample's mass had decayed to 570 mg. What would be the expected mass of the
sample in the year 2005, to the nearest whole number?

Answers

Answer:

316

Step-by-step explanation:

I got the question wrong and it gave me this answer lol

2 1/6 - (-8/3) + (-4 7/9)

Answers

Step-by-step explanation:

please mark me as brainlest

Dallia earns $108.75 for working 15 hours as a holiday helper for wrapping gifts. At this rate how much money will she earn if she works 18 hours the next week? Explain

Answers

She will earn $130.5 dollars.

First we find how much she makes per hour.
108.5/15=$7.25 per hour.

Then we take $7.25 per hour and she will work 18 hours next week so,
7.25•18=130.5 considering the same rate.

Now we can also make an equation which is,
7.25x=y in which x is the number of hours worked and y is the amount earned.
7.25(18)=130.5 :)

(LCD) 5/8 of and 1/20

Answers

Answer:

40

Step-by-step explanation:

LCM OF 8 and 20 is:

8 = 2 * 2 * 2

20 = 2 * 2 * 5

LCM = 2 * 2 * 2 * 5

        = 40

Hence, the LCD is 40

Feel free to mark this as brainliest! :D

The sum of three consecutive odd integers is 237.what are the integers

Answers

Answer:

let the 1st number be x

then second number is x+2

then third number is x+2+2

according to question

sum of three consecutive odd integers is 237.

hence, x+x+2+x+2+2=237

3x+6=237

3x=237-6

3x=231

x=231/3

x=77

therefore 1st integer is 77

2nd integer is 77+2=79

3rd integer is 77+2+2=81

Answer:

77, 79, 81

Step-by-step explanation:

You can represent the equation as follows:

x + x + 2 + x + 4 =237

Combine like terms.

3x + 6 = 237

Subtract 6 from both sides.

3x = 231

Divide both sides by 3.

x = 77

Now, add 2 to 77 to determine the second integer.

77 + 2 = 79

Add 4 to 77 to determine the third integer.

77 + 4 = 81

∠1 and ∠2 are complementary angles. m∠1 is 5y+32 and m∠2 is 7y-14. Find m∠2 & show your work.

it was deleted last time I posted it??? ​

Answers

m<1+m<2=90

[tex]\\ \sf\longmapsto 5y+32+7y-14=90[/tex]

[tex]\\ \sf\longmapsto 12y+18=90[/tex]

[tex]\\ \sf\longmapsto 12y=72[/tex]

[tex]\\ \sf\longmapsto y=6[/tex]

m<2=7(6)-14=42-14=28[/tex]

The required value of m∠2 would be 30 degrees when the value of y = 6 due to the given pair of angles being complementary.

What are complementary angles?

The complementary angles are defined as when pairing of angles addition to 90° then they are called complementary angles.

We have been given that the pair of angles as

(5y + 32)° and (7y - 14)°

∵ ∠1 and ∠2 are complementary angles

Here, the pairing of angles sums up to 90° then they are called complementary angles.

So 5y + 32 + 7y - 14 = 90°

⇒ 12y + 18 = 90

⇒ 12y = 72

⇒ y = 6

So m∠2 = 7y - 14

Substitute the value of y = 6 in the above equation, and we get

So m∠2 = 7(6) - 14 = 42 -12 = 30

Therefore,  the value of m∠2 would be 30 degrees when the value of y = 6.

Learn more about the complementary angles here:

brainly.com/question/5708372

#SPJ5

Can someone tell me the answer to this please

Answer choice D is incorrect

Answers

Answer:

B) dilation of 1.5

Step-by-step explanation:

yes

Answer:

Dilation of 1.5

Step-by-step explanation:

The way I do these equations is pick one coordinate axis and work with that. So for point K, it goes from X & Y coordinate 1 to 1.5, Point I goes from Y coordinate 2 to 3, and Point J goes from y coordinate 2 to 3 again.

HELP ASAP GIVE AN EXPLANAYION.
Starla said it is not possible to a perfect square that is a negative number. Do you agree? Explain.

Answers

A perfect square is a number such as 4,9 and 16 that is the product of an integer(whole number) multiplied by itself. For example 4 is the product of 2*2.

A number cannot be negative if an even amount of numbers are negative that are being multiplied by each other. Thus a perfect square cannot be negative. Even if you multiply two negative numbers the product is positive.

According to a study done by a university​ student, the probability a randomly selected individual will not cover his or her mouth when sneezing is 0.267 . Suppose you sit on a bench in a mall and observe​ people's habits as they sneeze.

​(a) What is the probability that among 12 randomly observed individuals exactly 6 do not cover their mouth when​ sneezing?

​(b) What is the probability that among 12 randomly observed individuals fewer than 4 do not cover their mouth when​ sneezing?

​(c) Would you be surprised​ if, after observing 12 ​individuals, fewer than half covered their mouth when​ sneezing? Why?

​(a) The probability that exactly 6 individuals do not cover their mouth is

=blank

​(Round to four decimal places as​ needed.)

​(b) The probability that fewer than 4 individuals do not cover their mouth is

=blank

​(Round to four decimal places as​ needed.)

​(​c) Fewer than half of 12 indiv

Answers

1347 thank you for your question

9)Jason drove 20 miles in 2 hours.How many
miles did Lisa drive in one hour?
10) How many hours did Jason take to drive one
mile?

Answers

Answer:

10 min. to drive one mile

Step-by-step explanation:

hope this helps

PLEASE HELP URGENT SORRY FIR QUILTY

Answers

Answer:

-25

Step-by-step explanation:

[tex]-15/\frac{3}{5}[/tex] [tex]-15 * \frac{5}{3}[/tex] [tex]\frac{-75}{3}[/tex] [tex]-25[/tex]

Help me please show me step by step how to do this it is due soon

Answers

Answer:

9x-2=5x+54

9x-5x=54+2

4x=56

4x/4=56/4

x= 14

180-124=56°

10y+6=56

10y=56-6

10y=50

10y/10=50/10

y=5

The mean grade on a test taken by 15 students was 70. When one more student
took the test, the mean for all tests was raised to 71. What score did the last
student to take the test earn?

Answers

Answer:

the scorce of the neww student is 72

Step-by-step explanation:

if you have a mean of 70 + 72 as the score then divide by 2 you get 71.

Answer:

70% to 79% would get you a grade around a C -

Show that 3650 is not a perfect square.​

Answers

Answer:

A number that is a perfect square never ends in 2, 3, 7 or 8. If your number ends in any of those numbers, you can stop here because your number is not a perfect square. Obtain the digital root of the number. The digital root essentially is the sum of all of the digits.

Step-by-step explanation:

hope this helps you super sorry if it does not

Answer:

3650 is not a perfect square as it equals 60.415229868

Step-by-step explanation:

Which one of the following graphs best represents the equation shown?
y = -x^2 + 3

Answers

Ive never done this but i think its option 3

What is the value of |PS|​

Answers

Answer:

if i draw a line from s ro hg then its value should be 12 cm. and should form a right angle triangle. it is not fulfilling pytgogerous property..

ASAP!!!!

Find the missing angle values show work.complete sentence

A. Angle a = ____
b. angle b = ____
c. angle c = ____
d. angle d = ____
e. These angles together make a complete rotation/a circle.What do you get when you add all the angles together.What does this number have to do with a circle?

Answers

Answer:

Step-by-step explanation:

Angle a = 35°

Angle b = 40°

Angle c = 35°

Angle d = 70°

When you add all the angles together, you get 360°. This number has to do with a circle because 360° is the total number of degrees in a circle, half of a circle would be 180°.

Hope this helps!

Answer:

∠a = 35

∠b = 40

∠c = 35

∠d = 70

Step-by-step explanation:

∠b =  40   {Vertical angles are congruent}

∠d = 70  {Vertical angles are congruent}

∠1 = ∠ a

∠2 = ∠c

∠1 = ∠2

So, ∠1 =∠2 = ∠a = ∠c

70 + 40 + ∠a + ∠2 = 180   {Straight line angle}

110 + 2∠a = 180              {∠a =∠2}

         2∠a = 180 - 110

          ∠a = 70/2

∠a = 35

∠1 =∠2 = ∠a = ∠c = 35

e) When we add all the angles, we get 360.

guys pls help me!!!!!!

Answers

Answer:

136 degrees

Step-by-step explanation:

136 degrees + 44 degrees = 180 degrees

Answer:

x = 136 degrees

Step-by-step explanation:

180 - 44 = 136

Both angles are supplementary

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