An air traffic controller is tracking two planes. To start, Plane A was at an altitude of890 meters, and Plane B was at an altitude of1322 meters. Plane A is losing altitude at 16 meters per second, and Plane B is losing altitude at25 meters per second.

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Answer 1

An air traffic controller is tracking two planes. To start, Plane A was at an altitude of890 meters, and Plane B was at an altitude of1322 meters. Plane A is losing altitude at 16 meters per second, and Plane B is losing altitude at25 meters per second. Expression which shows altitude of plane after x seconds.

Equation to show when they'll both be at the same altitude

Answer:

890 - 16x ; 1322 - 25x ; 9x = 432 = x = 48

Step-by-step explanation:

Plane A:

Altitude = 890 m

Altitude loss = 16 m per second

Plane A:

Altitude = 1322 m

Altitude loss = 25 m per second

Equation :

Altitude - (altitude loss * time)

Plane A:

890 - 16x

Plane B:

1322 - 25x

Plane A = Plane B

890 - 16x = 1322 - 25x

-16x + 25x = 1322 - 890

9x = 432

x = 432 / 9

x = 48 seconds


Related Questions


help please i am struggling.

Answers

Answer:

what Netflix show were you watching?

2. Atmospheric carbon dioxide (CO 2 ) is believed to be a primary factor in global warming Levels of CO, are increasing because human activities, such as burning fossil fuels, send more CO 2 , into the atmosphere than natural biological processes remove Estimates in 2012 suggested that Earth's atmosphere contained 393 parts per million (ppm) of co 2 with another 2 ppm added each year a) Based on findings of the 2012 study, what function could be used to estimate the atmospheric CO 2 at any time x years after 2012 b) Using your model from part a What level of atmospheric CO 2 can be expected in the year 2025? In what year can we expect atmospheric CO 2 to reach 400 ppm? M o nd c Suppose that omissions from

Answers

Answer:

(a)Required relation is 393 + 2x ppm

(b)Amount of [tex]CO_2[/tex] concentration in 2025 is 419 ppm

(c)After 3.5 years concentration of [tex]CO_2[/tex] is 400 ppm

Step-by-step explanation:

From the question it is given that :

Estimated [tex]CO_2[/tex] in atmosphere in 2012 is 393 (parts per million)ppm

[tex]CO_2[/tex] level increasing per year is 2 ppm

(a) Let y be the concentration of [tex]CO_2[/tex] in atmosphere after x years from 2012 then:

y = 393 + 2x ppm

Therefore required relation is 393 + 2x ppm

(b) amount of [tex]CO_2[/tex] in 2025 i.e.,x = 13 years after 2012 is y

y = 393 + 2 x 13 = 393+ 26 = 419 ppm

Therefore, amount of [tex]CO_2[/tex] concentration in 2025 is 419 ppm

(c) give y = 400 ppm and x be the year then

400 = 393 + 2x

2x = 7

⇒ x = 3.5 years

Therefore after 3.5 years concentration of [tex]CO_2[/tex] is 400 ppm

1.5(4a+6)
Please answer

Answers

1.5(4a+6)
Multiply both sides by 1.5
6a+ 9

Your answer is 6a+9
answer:
it would be 6a+9

On a​ map, an art gallery is located at (13,-3). A car wash is located at(13,-5) . If each unit on the map is a city​ block, how many city blocks is the art gallery from the​ museum?

Answers

Answer:

The art gallery is 2 city blocks from the car wash

Step-by-step explanation:

If the x-coordinates of two points on a line equal, then the line is a vertical lineThe length of a vertical segment whose endpoints are (x, y1) and (x, y2) is Iy2 - y1I

Let us solve the question

∵ The art gallery is located at the point (13, -3)

x1 = 13 and y1 = -3

∵ A car wash is located at (13, -5)

x2 = 13 and y2 = -5

x1 = x2 = 13

→ That means the gallery and the car wash located vertically over each other

∴ The distance between them = Iy2 - y1I

∵ y1 = -3 and y2 = -5

∴ The distance between them = I-5 - (-3)I

∴ The distance between them = I-5 + 3I

∴ The distance between them = I-2I

→ Remember the absolute value cancel the negative sign

The distance between them = 2 units

Each unit on the map is a city​ block

∵ The distance between them is 2 units

→ That means the vertical distance between them is 2 city blocks

The art gallery is 2 city blocks from the car wash

scientists give two different treatments to people who have the flu and determine if their health improved. The results for the test are in the two-way table.

What percentage of people receiving treatment 1 had improved health?

What percentage of people receiving treatment 2 had improved health?

Answers

Answer:

58

Step-by-step explanation:

thank me later

The percentage of people receiving treatment 1 had improved health is 48%. The percentage of people receiving treatment 2 had improved health will be 52%.

What is the percentage?

The percentage is defined as representing any number with respect to 100. It is denoted by the sign %. The percentage stands for "out of 100." Imagine any measurement or object being divided into 100 equal bits.

Given that scientists give two different treatments to people who have the flu and determine if their health improved. The results of the test are in the two-way table.

The percentage of people receiving treatment 1 had improved health is calculated as,

Percentage = 23 / ( 23 + 25 )

Percentage = 0.48 x 100 = 48%

The percentage of people receiving treatment 2 had improved health is calculated as,

Percentage = 25 / ( 23 + 25 )

Percentage = 0.52 x 100 = 52%

Therefore, the percentage of people receiving treatment 1 had improved health is 48%. The percentage of people receiving treatment 2 had improved health will be 52%.

To know more about percentages follow

https://brainly.com/question/24304697

#SPJ5

use the area of a triangle to write a formula for the area of a regular polygon and solve of the formula for height

Answers

Answer:

4

Step-by-step explanation:

5. A broken rectangular-shaped window is
being replaced. It measures 24 inches by 187
inches. How many square inches of glass are
needed to repair the window? Draw a picture
to help.

Answers

Answer:

4488

Step-by-step explanation:

(24)(187)

(-∞-)help me help me help me help me help me help me help me help me help me help me help me help me help me help me help me help me help me help me

Answers

Answer:

the answer is -3 because -++ in the high eat number so the -7 is the bigest

Solve for X (This should be easy)

Answers

Answer:

17

Step-by-step explanation:

15^2+8^2=17^2

Fu Haifeng of China set a badminton world record with a smash of 332 kilometers per hour. A kilometer is about 58 mile.What is the speed in miles per hour, to the closest whole number?

Answers

Answer:

206 miles/hour

Step-by-step explanation:

1 kilometre per hour = 0.621 mile per hour

332 km/hr to miles per hour

= 332 km/hr × 0.621 miles per hour

= 206.295 miles per hour

Approximately to the nearest whole number

= 206 miles per hour

Badminton world record smash speed in miles is 260.17 mile per hour.

Convert into mile per hour:

Given that;

Badminton world record smash = 332 kilometers per hour

1 kilometer per hour = 0.621 mile per hour

Find:

Badminton world record smash speed in miles

Computation:

Badminton world record smash speed in miles = 332 × 0.621

Badminton world record smash speed in miles = 260.17 mile per hour

Find more information about 'mile per hour'.

https://brainly.com/question/25997178?referrer=searchResults

Please help me ASAP!!!

Answers

Answer: -5, 5, 9

Step-by-step explanation: Range means y values.

Keisha makes a large sandwich for a family picnic. She takes
1\2

of the sandwich to the picnic. At the picnic, her family eats
1/4
of the whole sandwich.

What fraction of the whole sandwich does Keisha bring back from the picnic?

I will brainliest Please

Answers

Answer:

3/4 becuae fractions if u have 1/2 which is like 50% and take 25% of it u have only 25% left

Which of the following is a proportion?
9/12=8/10
3/4=9/12
6/8=8/12
12/18=9/16

Answers

The second option, 3/4 = 9/12 is a proportion.

Hope this helped! :D

Answer:

B

Step-by-step explanation:

To find the correct proportion you simplify all fractions into their simpliest form. If you do this you'll find that only B has two equivalent fractions

Which type of association does the scatter plot show?

Answers

Answer:

Strong positive

Step-by-step explanation:

I had that question on a test

Answer:

so what was the answer

Step-by-step explanation:

Can you answer this please

Answers

Answer:

DE = 15 cm, AB = 6 cm

Step-by-step explanation:

Since the triangles are similar then the ratios of corresponding sides are equal.

(a)

[tex]\frac{DE}{BC}[/tex] = [tex]\frac{CE}{AC}[/tex] , substitute values

[tex]\frac{DE}{5}[/tex] = [tex]\frac{24}{8}[/tex] = 3 ( multiply both sides by 5 to clear the fraction )

DE = 15 cm

(b)

[tex]\frac{AB}{CD}[/tex] = [tex]\frac{AC}{CE}[/tex] , substitute values

[tex]\frac{AB}{18}[/tex] = [tex]\frac{8}{24}[/tex] ( cross- multiply )

24AB = 144 ( divide both sides by 24 )

AB = 6 cm

What is the congruence theorem used to prove that the two triangles are congruent?

Answers

Answer:

ASA

Step-by-step explanation

They have a congruent angle at the top of the triangle and they both have a right angle at the bottom. They share the same side, so this is ASA.

A recipe for cake used 3 1/3 cups of flour. Audre has 12 1/12 cups of flour. What is the most number of cakes she can make?​

Answers

Answer:

3 cakes.

Step-by-step explanation:

12 1/2 divided by 3 1/3 gives you 3.625, then you round it off to 3.

Answer:

3 cakes hope this helps :)

Michael giokas car from 150 minutes at a constant speed of 70 miles per hour and then for another 2 hours at a constant speed of 81 miles per hour how far did Michael drive so explain how you got your answer​

Answers

Step-by-step explanation:

150 minutes = 2.5 hours.

2.5 hours * (70 miles/hr) = 175 miles.

2 hours * (81 miles/hr) = 162 miles

Total distance = 175 + 162 = 337 miles.

Hence Michael drove 337 miles in total.

Answer:lek

Step-by-step explanation:

Leo

Simplify this expression.
3^-3

Answers

Answer:

1/27 is the answer

Step-by-step explanation:

It is 1/(3^3) which is 1/27

Which system of linear equations has the ordered pair (-2,8) as its solution?
y - 2x = 12 and x - 2y = -18
x – 2y = 12 and y - 2x = -18
y + 2x = 12 and x + 2y = -18
x + 2y = 12 and y + 2x = -18

Answers

Answer:

y - 2x = 12 and x - 2y = -18

[tex]for \: y - 2x \\ 8 - 2( - 2) \\ 8 + 4 \\ = 12 \\ for \: x - 2y \\ - 2 - 2(8) \\ = - 2 - 16 \\ = - 18[/tex]

Is y=6/x - 2 Linear? Please help :) 10 points!

Answers

Answer:

No this would not be linear. This would be an inverse variation, and doesn't have a linear relation between two variables since there is not constant rate of change or slope.

I need help on both of these ASAP PLEASE​

Answers

Answer:

#11: last option is answer

#12: first option is answer

Step-by-step explanation:

#11) 5x + 6 ≤ 11

     5x ≤ 5

       x ≤ 1  to graph this you need a solid dot on 1 and shading to the left

#12) 5p+ 4 > 14

       5p > 10

        p > 2  to graph this you need an open dot on 2 and shading to the right

Answer:

11.  5x + 6 <= 11.

12. 5p + 4 > 14.

Step-by-step explanation:

11.  THE GRAPH shows that x <= 1.

So it is 5x + 6 <= 11  because

5x <= 5

x <= 1.

12. THE GRAPH shows that p > 2.

So it is 5p + 4 > 14.

5p + 4 > 14

5p > 10

p > 2.

is 4(x+1) - 3 and 4x + 1 equivalent and why ??

Answers

Answer:

Step-by-step explanation:

4x + 4 - 3

= 4x + 1

Yes they both are equivalent because the algebraic expression is same

Ar a furniture store, a bed frame costs $440 and mattress costs $654. There are currently 7 bed frames in the store, and together the bed frames and the mattresses are worth $10,820. How many mattresses are in the store?
A.1
B.5
C.12
D.15
A step y step explanation please!

Answers

Answer:

the three angles of a triangle have measures x,2x,and 4y,where x>56.If x and y are integers, what is one possible value of y?

Which is the graph of y=-x-3?
Graph C
Graph B
Graph A
y
yt
X
-1
— Please help <33 ✨

Answers

Answer:

If you are talking about y=[tex]y= \frac{3}{4} x -3,[/tex] then the graph would be Graph A.

I’ll give 15 points.

Answers

Both of the angles are 20 degrees (plz give me brainliest)
Both are 20 degrees.

On a 20 sided dice what is the probability that a 11 was rolled?

Answer (round) to the hundredth place value.

Answers

Given:

A 20 sided dice is rolled.

To find:

The probability of getting 11.

Solution:

A 20 sided dice is rolled.

On a 20 sided dice, the possible outputs are 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20.

Total number of outcomes = 20

Favorable outcomes or number of 11 = 1

Now,

[tex]\text{Probability of getting 11}=\dfrac{\text{Favorable outcomes}}{\text{Total number of outcomes}}[/tex]

[tex]\text{Probability of getting 11}=\dfrac{1}{20}[/tex]

[tex]\text{Probability of getting 11}=0.05[/tex]

Therefore, the probability of getting 11 is 0.05.

[Function Composition] could someone help me with this answers or show work either is fine

Answers

Answer:

(f ○ g)(8) = - 6

Step-by-step explanation:

Evaluate g(8), then substitute the value obtained into f(n)

g(8) = 8 - 2 = 6 , then

f(6) = - 6

Answer:

-62

Step-by-step explanation:

Two functions are given to us , which are ,

[tex]\bf\implies f(n)= -n \\\\\bf\implies g(n)= n - 2 [/tex]

We need to find , ( f • g )(8) . So ,

⇒ ( f • g) = - n ( n - 2 )

⇒ ( f • g) = -n² + 2

(f g) = 2 -

==================================

Substituting n = 8 :-

⇒ ( f • g)(n) = 2 - n²

⇒ ( f • g)(8) = 2 - 8²

⇒ (f • g)(8) = 2 - 64

( f g)(8) = -62 .

Hence the required answer is (-62) .

Mara put down 7.5% on the purchase of her new home. If she put down $14.175, find the purchase price of the home

Answers

Given:

Mara put down 7.5% on the purchase of her new home.

She put down $14.175.

To find:

The purchase price of the home.

Solution:

Let x be the purchase price of the home.

According to the question,

Put down = 7.5% of the purchase price of the home.

[tex]14.175=\dfrac{7.5}{100}\times x[/tex]

[tex]14.175=0.075x[/tex]

Divide both sides by 0.075.

[tex]\dfrac{14.175}{0.075}=x[/tex]

[tex]189=x[/tex]

Therefore, the purchase price of the home is $189.

Help me please I’ll mark brainliest thank you

Answers

Answer:

11/15=x/240

240/15=16

11 x 16=176

11/15=176/240 or rather he completes 176 passes

Step-by-step explanation:

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