It took a plane 2 hours to fly from Dallas to New York with the headwind and 1.5 hours to return with the tailwind. If the speed of the wind was 30 mph, how far apart are the two cities?

Answers

Answer 1

Answer:

The distance between the two cities is 360 miles.

Step-by-step explanation:

Let a equal the airspeed of the plane in still air; and d be the distance between the two cities. Then:

d/a+30=1.5

d=1.5a+45

and

d/a-30=2

d=2a-60

So

2a-60=1.5a+45

.5a=105

a=210

d/210-30=2

d=360

The distance between the two cities is 360 miles.


Related Questions

At basketball practice, Donald's team practiced defense for 30 minutes and offense for 45 minutes. If the practice ended at 7:00 P.M., what time did it start?

Include A.M. or P.M. in your answer (for example, 11:58 A.M.).

Answers

Answer:

5:45 P.M.

Step-by-step explanation:

You would first subtract the amount of time it took for defesne from the end time, so 7:00 - 30 mins = 6:30, then you would subtract the offense from that 6:30- 45 mins, which equals 5:45 then you would add P.M. because it is still in the evening.

7:00 - 30 mins - 45 mins = 5:45 P.M.

The sum of -5 and a certain number is 10. What is that number?

Answers

It seems we are looking for a math expression that is the same as English expression you wrote.

The sum is what we get when we add numbers. Therefore, we could restate the English expression as what do we get when we add 5 to the number x? While we do not know what specific number x represents, we do know that if we add 5 to the number x we get 5 plus x. Now the question can be restated as, "How do we write 5 plus the number x?" Do you know the answer now? Does 5 + x sound right? How about x + 5? Both of these expressions are correct as they both represent the sum of 5 and the number x.

Answer: the answer would be 15

Step-by-step explanation: you add 5 to the negitive 5 for it to become 0, then you just add 10.

At this point i don't even know what to do its a Friday and i have work to do smh plz

Answers

Answer:

a. 3 hexagons times 1 sixth triangle = 1 half trapezoid

b. 2 hexagons times 3 1 half trapezoids = 3 hexagons

Step-by-step explanation:

hexagons represent 1 whole

triangle represent 1 sixth

trapezoids represent 1 half

parallelograms represent 1 fourth

Answer:

Yea so

Step-by-step explanation:

a. 3 hexagons times 1 sixth triangle = 1 half trapezoid

b. 2 hexagons times 3 1 half trapezoids = 3 hexagons

Step-by-step explanation:

hexagons represent 1 whole

triangle represent 1 sixth

trapezoids represent 1 half

parallelograms represent 1 fourth

write an expression to show the total volume of the two boxes i-ready

Answers

Answer:

The answer is 512 in³.

Step-by-step explanation:

The formula for the volume of the box is V = s³.

Since 8 is the side length, substitute s for 8 in the formula: V = 8³.

8³ is the same as 8×8×8, which is equal to 512.

Therefore, the answer is 512 in³.

Hope this helps!

The expression to show the total volume of the two boxes is 512 in.³

What is volume of cube?

The volume of a cube is defined as the total number of cubic units occupied by the cube completely. A cube is a three-dimensional solid figure, having 6 square faces. Volume is nothing but the total space occupied by an object.

a) In the given figure, volume of bigger box is s³ and the volume of smaller box is 100 in.³

Total volume =s³+100

b) The volume of larger box has a side length of 8 inches

Now, s³

Where, s is edge, s=8

Volume =8³

= 512 in.³

Therefore, the expression to show the total volume of the two boxes is 512 in.³

Learn more about the volume of a cube here:

https://brainly.com/question/11168779.

#SPJ2

At a carnival, Rafael bought 9 packs of 16 tickets each. He used 39 of the tickets so far. How many tickets does he have left?

Answers

Answer:

105

Step-by-step explanation:

First, do 9 x 16. then subtract 144 by 39. hope this helps!

PLEASE ANSWER FOR 50 PTS AND A BRAINLYIST!!

Answers

Answer:

Hey answer what??

Step-by-step explanation:

if you update the question I can answer it

Have a good day bro cya)

Lol answer what tho
Put the question here

(Look at the image below.) Suppose D’E’F’ is a transformation of DEF. Which of the following results is true about triangle D’E’F’?
A.Triangle D’E’F’ is the result of a dilation and a rotation.
B.Triangle D’E’F’ is the result of a reflection and a dilation.
C.Triangle D’E’F’ is the result of a translation and a reflection.
D.Triangle D’E’F’ is the result of a rotation and a translation.

Answers

Answer:

I believe A to be the correct answer.

Answer:

b

Step-by-step explanation:

Camilla has 8,160 silver beads and 2,880 black beads to make necklaces. Each necklace will contain 85 silver beads and 30 black beads.

How many necklaces can she make?

Answers

Answer:

192 neckaces

96 of each

Step-by-step explanation:

8160/85=96

2880/30=96

96+96= 192

Answer:

96 necklaces

Step-by-step explanation:

85 + 30 = 115

8,160 + 2,880 = 11,040

11,040 Divided by 115 = 96

Camila can make 96 necklaces

**Hope this helps**

Determine which graph shows y as a function of x.

Answers

Answer:

C

Step-by-step explanation:

The answer your looking for it’s d because y crosses the x axis

I just need answers I dont need an explanation!!

Answers

Step-by-step explanation:

-9

5

0

-8

well those are the answers

Answer:

6. -9

7. 5

8. 0

9. -8

The table shows the elevations of the highest and lowest points in France where are the negative numbers are feet below sea level.which inequality correctly compares the elevations

Answers

I think it is B but I am sorry if it isn’t
The answer would be A. I am absolutely certain of it

i dont get it, does anyone know slope?

Answers

Answer:

are you trying to figure out what slope is or what the slope is on the assignment  

Step-by-step explanation:

The slope is 1200/12 or simplified it would be 1/100

PLs help me my brain hurst so bad

Answers

I dont speak english
i think for the student reading rate you would put down the number of words per minute

Let f(x)=-x-5 and g(x)=2x+3. Find the indicated value:
x when g(x)=1

Answers

g(x)=2x+3 and g(x)=1 so 2(1)+3 which equals 5 you don’t need f(x) because you don’t have an x value
g(x)=1 <=> 2x+3=1 <=> 2x=1-3=-2 <=> x= -1
=> f(-1)= -(-1)-5=1-5=-4

Hugo began his science experiment with 22 grams of sugar crystals. During the experiment, the change in the mass of sugar crystals was -6 grams.

What is the final mass of the sugar crystals?

Answers

16grams ok make me brainliest plz

Answer:

16

Step-by-step explanation:

16 grams

Max makes bread that calls for 7/8 cup of raisins per loaf. He has 5 1/4 cups of raisins. How many loaves of bread can he make?

The answer is 6 1/2 loaves. True or False?

Answers

Answer:

False.

Step-by-step explanation:

The answer is NOT 6 1/2 loaves it is 6 loaves.

Knowing that there Max has 5 1/4 cups of raisins and each loaf requires 7/8 cup of raisins, we would need to divide.

Let's turn the 5 1/4 into an improper fraction so when we divide the two fractions, it would be easier!

To turn 5 1/4 into an improper fraction we need to...

5 x 4 = 20

20 + 1

21/4

Now we divided 21/4 by 7/8.

When dividing fractions remember the rule: KEEP CHANGE FLIP!

We keep the first fraction...which is 21/4 in this case

Change the sign from division to multiplication

21/4 x 7/8

And flip 7/8 so it becomes 8/7

21/4 x 8/7

= 168/28

  = 6 loaves

So, the answer is not 6 1/2 loaves (false!)

Answer:

False

Step-by-step explanation:

Given :

[tex]\frac{7}{8}[/tex] Cup of Raisin per loaf

Have [tex]5\frac{1}{4}[/tex]  Cup of Raisin  

Calculation steps:

[tex]\frac{21}{4}[/tex]  ÷ [tex]\frac{7}{8}[/tex]  

=

[tex]\frac{21}{4}[/tex]   ×  [tex]\frac{8}{7}[/tex]

=  

[tex]\frac{21 x 8}{4 x 7}[/tex]

=  

[tex]\frac{168}{28}[/tex]

=  

[tex]\frac{168 / 28}{28/28}[/tex]

= [tex]6[/tex]

Further explanation

For the problem:

21 /4 ÷7/ 8  = ?

Division of fractions is equivalent to multiplication by the reciprocal of the second fraction:

21 /4÷7 /8 =21/ 4 ×8/ 7

Once rearranged, multiply all of the numerators by each other. Do the same with the denominators and form a new fraction with these values:

[tex]\frac{21x8}{4x7} =\frac{168}{28}[/tex]

The Greatest Common Factor (GCF) of 168 and 28 is 28. The result can be simplified by dividing both the numerator and denominator by 28.[tex]\frac{168}{28}=\frac{168/28}{28/28} =6[/tex]

Therefore the result is: 6  

HELP FASSSSSSST
The figure below shows a plan of Mr Anand’s pavement patio outside his house. a) Calculate the perimeter of the figure below b) If costs $0.25 per cm 2to tile his pavement. Calculate the area of the pavement patio and hence calculate how much he needs to pay for tiling his pavement patio

Answers

a) 18.5 - you just add all the numbers and sides together

Which number line shows the solution to 5 + (−5)?
A number line is shown from negative 10 to 0 to positive 10. There are increments of 2 on either side of the number line. The even numbers are labeled on either side of the number line. An arrow pointing from 0 to negative 5 is shown. Above this, another arrow pointing from negative 5 to negative 10 is shown. A vertical bar is shown at the tip of the arrowhead of the top arrow.
A number line is shown from negative 10 to 0 to positive 10. There are increments of 2 on either side of the number line. The even numbers are labeled on either side of the number line. An arrow pointing from 0 to 5 is shown. Above this, another arrow pointing from 5 to 10 is shown. A vertical bar is shown at the tip of the arrowhead of the top arrow.
A number line is shown from negative 10 to 0 to positive 10. There are increments of 2 on either side of the number line. The even numbers are labeled on either side of the number line. An arrow pointing from 0 to negative 5 is shown. Above this, another arrow pointing from negative 5 to 5 is shown. A vertical bar is shown at the tip of the arrowhead of the top arrow.
A number line is shown from negative 10 to 0 to positive 10. There are increments of 2 on either side of the number line. The even numbers are labeled on either side of the number line. An arrow pointing from 0 to 5 is shown. Above this, another arrow pointing from 5 to 0 is shown. A vertical bar is shown at the tip of the arrowhead of the top arrow.

Answers

Answer:

A number line is shown from negative 10 to 0 to positive 10. There are increments of 2 on either side of the number line. The even numbers are labeled on either side of the number line. An arrow pointing from 0 to 5 is shown. Above this, another arrow pointing from 5 to 0 is shown. A vertical bar is shown at the tip of the arrowhead of the top arrow.

Step-by-step explanation:

The answer is A number line is shown from negative 10 to 0 to positive 10. There are increments of 2 on either side of the number line. The even numbers are labeled on either side of the number line. An arrow pointing from 0 to 5 is shown. Above this, another arrow pointing from 5 to 0 is shown. A vertical bar is shown at the tip of the arrowhead of the top arrow because 5 + (-5) is the same as 5 - 5, which equals 0, which is what the arrow points to in A number line is shown from negative 10 to 0 to positive 10. There are increments of 2 on either side of the number line. The even numbers are labeled on either side of the number line. An arrow pointing from 0 to 5 is shown. Above this, another arrow pointing from 5 to 0 is shown. A vertical bar is shown at the tip of the arrowhead of the top arrow.

Answer:

An arrow pointing from 0 to negative 5 is shown. Above this, another arrow pointing from negative 5 to 5 is shown. A vertical bar is shown at the tip of the arrowhead of the top arrow.

Step-by-step explanation:

This may mean that 5-5=0 and that the negative 5 is arrowed to show the direction 0 to -5 and the 0 to 5 shows the answer.

The number line shows the elevation of the bottom of a harbor and the elevation of a fish swimming close to the surface what change in elevation is necessary for the fish to reach bottom?

Answers

Answer:

Whatever number is larger than the number of the elevation of the bottom of the harbor

Step-by-step explanation:

the elevation needs to be smaller than the decrese of the elevation like this.

Ex:  The temputure elevated 28 degrees then decreased 30 degrees.

Boom :]

Find two fractions that are equivalent to 1/9=2/18

Answers

Answer:

4/36 and 8/72

Step-by-step explanation:

4/39 and 8/72. Hope this help

Please help.

Solve 2 - 4

Answers

Answer:

2. 1080

3. 56

4. $1665

Step-by-step explanation:

2. 1080 (/6), 180 (/6), 30 (/6), 5

3. 4(6 + 8) = 4 x 14 = 56

4. $75 + 30(53) = $75 + 1590 = $1665

-2
when u subtract regularly the answers 2. but since -4 has more negatives, the answer will be negative

Type the correct answer in the box.


Points A, B, C, and D represent the four corners of a parade route. Each unit on the coordinate plane is equal to 1 kilometer.

John’s float goes from point A to B, then to C, then to D, and back to A. If he repeats this route twice, the total distance that his float travels is
kilometers.
Reset Next

Answers

Answer: I think it's 72 kilometers

Step-by-step explanation:

I am not really sure?????

The total distance that John’s float travels is 71.02 kilometers.

What is distance formula?

The distance formula which is used to find the distance between two points in a two-dimensional plane is also known as the Euclidean distance formula. On 2D plane the distance between two points (x1, y1) and (x2, y2) is Distance = √[(x2-x1)²+(y2-y1)²].

Given that, John’s float goes from point A to B, then to C, then to D, and back to A.

Here, DC =9 kilometers, AD=9 kilometers

A(-7, 5) and B(3, 2)

AB=√[(3+7)²+(3-5)²]

=√109

= 10.44 kilometers

B(3, 2) and C(2, -4)

So, BC =√[(2-3)²+(-4-3)²]

= √50

= 7.07

Now, distance =10.44+7.07+9+9

= 35.51 kilometers

If he repeats this route twice, the total distance that his float travels is

kilometers.

The total distance =2×35.51

= 71.02 kilometers

Therefore, the total distance that John’s float travels is 71.02 kilometers.

To learn more about the distance formula visit:

brainly.com/question/27262878.

#SPJ2

Question in attachment

Answers

Answer:

A and C I think I'm not sure

Could be A or C sorry if this doesn’t help

Solve the problems from 10to 12

Answers

10. The answer is going to be C
11. A
i don’t know 12 but i hope this helps
10. C
11.A
12.C if you minus 6 from 44 you get 38inches and c is the only one with 38 inches on it

Volleyball Village sells pairs of volleyball kneepads in black and white. Last month, they sold 5 pairs of black kneepads for every 2 pairs of white kneepads. If Volleyball Village sold 225 pairs of black kneepads last month, how many pairs of white kneepads did they sell?

Answers

Its 90 10x9+90 so 5x18=90

Madison wants to throw a party. Party Time is offering a special for $275 for 50 guests and Party Forever is offering a deal for $250 for 40 guests. Which company should Madison choose if she is looking for the better deal? Make sure you use mathematics to EXPLAIN and SUPPORT your answer.

IF ITS RIGHT ILL GIVE YOU BRAINLST

Answers

Party Time

275/50=5.50& per guest

250/40=6.25$ per guest

Madison should choose party time.

Answer:

Party Time

Step-by-step explanation:

Which expression represents a factorization of 3q - 5qr + 4pq ?

A.1/3 q(1 - 15r + 12p)
B.1/2 (1.5q - 2.5r + 2p)
C. 1/4 q(12 - 20r + 16p)
D. 1/6 q(2q - 0.8r + 24p)

Answers

1) Find the Greatest Common Factor (GCF).

GCF = q

2) Factor out the GCF. (Write the GCF first. Then, in parentheses, divide each term by the GCF.)

[tex]q(\frac{3q}{q} +\frac{-5qr}{q} +\frac{4pq}{q} )[/tex]

3) [tex]q(3-5r+4p)[/tex]

B. 1/2 (1.52q-2.5r+2p)

Look at the images and answer the question: What is the length of GW?
*Brainliest for first correct answer*

Answers

5 cm

Simply because it’s 5Cm :)

Guys please take a pic or the answers if you can *NO links they don’t work*


If you can comment the answer

Answers

Answer:

Step-by-step explanation:

you didn’t put a question btw

Which inequality can be solved using the Division Property of Inequality where the direction of the inequality symbol must be reversed?

Answers

Answer:

D

Step-by-step explanation:

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