Two planes leave an airport at the same​ time, one flying​ east, the other flying west. The eastbound plane travels 130 mph slower. They are 3850 mi apart after 5 hr. Find the speed of each plane.

Answers

Answer 1

Answer:

Speed of the slower plane = 320 mph

Speed of the faster plane = 450 mph

Step-by-step explanation:

Let the speed of the slower plane = x mph

And the speed of the faster plane = y mph

Difference in their speeds = 130 mph

y - x = 130 --------(1)

Formula for the distance traveled = Speed × time

Distance traveled by the faster plane in 5 hours = 5y miles

Distance traveled by the slower plane in 5 hours = 5x miles

Total distance traveled by both the planes in 5 hours = 5(x + y) miles

5(x + y) = 3850

x + y = 770 ---------(2)

By adding equations (1) and (2)

2y = 900

y = 450 mph

From equation (2)

x = 770 - 450

x = 320 mph


Related Questions

here are the ingredients needed to make 8 buiscuits 90g of butter 35g of sugar and 125g of flour hamid has 315g of butter 150g of sugar and 500g of flour work out the greatest number of buiscuits hamind can make (and how like the working out)​

Answers

Answer:

These ten cookie recipes that take less than 15 minutes will blow your mind

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Coconut cookies


What are the zeros of f(x)=(x+5)(x-9)?

Answers

Answer:

x= -5

x= 9

Step-by-step explanation:

Answer:

x = - 5, x = 9

Step-by-step explanation:

To find the zeros equate f(x) to zero, that is

(x + 5)(x - 9) = 0

Equate each factor to zero and solve for x

x + 5 = 0 ⇒ x = - 5

x - 9 = 0 ⇒ x = 9

Find the 9th term of the geometric sequence 9, -27, 81...

Answers

Answer:

a9= 59049

Step-by-step explanation:

Find the r.

R= 81/-27

R= -3

a1= 9

a2= -27

a3= 81

a4= 81*-3= -243

a5= -243*-3= 729

a6= 729*-3= -2187

a7= -2187*-3= 6561

a8= 6561*-3= -19683

a9= -19683*-3= 59049

What is the answer for "The points (4,r) and (8,-11) lie on a line with slope -3. Find the missing coordinate r."?​

Answers

Answer:

r = 1

Step-by-step explanation:

Use the slope formula:

m = (y₂ - y₁)/(x₂ - x₁)m = -3, x₁ = 4, y₁ = r, x₂ = 8, y₂ = -11

Substitute values and solve for r:

-3 = (-11 - r)/(8 - 4)-3 = -(11 + r)/411 + r = 12r = 12 - 11r = 1

Answer:

The answer to your question is R=1

If a = 2+√3 , find the value of (a-1/a)^2​

Answers

Answer:

1

Step-by-step explanation:

Examine the following tables of ordered pairs and identify which relations are function select two that apply

Answers

Yea.......................

the following cylinder has a volume of 55pi cubic units and a height of 5 units. the cone has the same base area and height, and it has a slant height of 6 units. what is the volume of the cone?

Answers

Question:A cone and a cylinder have the same base area. They also have the same curved surface area. If the height of the cylinder is 3m, then the slant height of the cone (in m) is

Answer:

Given the radius of cylinder and cone are the same because there base areas are same.

Curved surface of cylinder = curved surface area of the cone

∴2πrh=πrl

∴l=2h

Given, height of cylinder =3 cm

Therefore, slant height of cone =6 cm

The volume of the cone is 22π.

How to calculate the volume?

Volume of a cylinder = πr²h

55π = πr²(5)

55π = 5πr²

r² = 55π/5π

r² = ✓11

r = 3.3

The volume of the cone will be:

= 1/3πr²h

= 1/3 × π × 3.3² × 6

= 1/3 × 11 × 6 × π

= 22π

Learn more about cone on:

brainly.com/question/1082469

#SPJ6

The table above shows the height of a plant
at the end of each week. The height
increases by the same amount each week. If
this pattern continues, what will be the
height, in inches, of the plant at the end of
the 7th week?
(A) 1.25 in
(B) 1.50 in
(C) 1.75 in
(D) 2.00 in

Answers

Answer:

(C) 1.75 in

Step-by-step explanation:

It give you a clue in the question that the height increases by the same amount each week. This means that if you add 0.25 you will get a constant answer. What I mean by constant is this :-

0.25 + 0.25 = 0.5 in

I can also do it by multiplying it by 2.

2 × 0.25 = 0.5 in

If you add 0.25 every time or if you multiply 0.25 by the number of weeks you will get your answer same. So,

7 × 0.25 = 1.75 in

Hope this helps, thank you !!

Answer:

c

Step-by-step explanation:

The perimeter of a rectangle is 48cm. It's length is 4cm. What is it's width?​

Answers

Answer:

The width is 20cm

Step-by-step explanation:

4 + 4 = 8

48 - 8 = 40

40 ÷ 2 = 20cm

1 (x + 4) = 20
x = 48
Help please.

Answers

Answer:

X actually equals 16 becaausw if yiu add 16+4 you get 20 and then you have to multiply 20 by 1 and you get 20 so x=16

Answer:

x = 16

I dont quite understand the x = 48 situation? But thats wrong if that's your answe

Step-by-step explanation:

So you have to find out what x is

in order to do that you have to work out the equation and whatever you do to one side you must do to the other side

simplify 1(x+4) = 20

x + 4 = 20

in order to get rid of 4 on one side you have to subtract it on both sides

so x = 16

Which point is on the graph of f(x) = 2 • 5x?

Answers

Answer:

1, 10

Step-by-step explanation:

the answer is 10, message if u need anymore help

Need Help Quick 16 is 20% of which number A.40 B.80 C.96 D.125

Answers

Answer:

B. 80.    16 is 20% of 80

Answer:

B. 16 is 20% of 80

Step-by-step explanation:

20×5=100

16×5=80

Determine the slope & y intercept for the line shown . Then write the equation of the line . If you hurry I’ll mark you brainliest

Answers

Answer:

y = 1/4x + 2

Step-by-step explanation:

slope is 2/8 which is simplified to 1/4

y intercept is 2

Which is the solution

Answers

it’s is (-6,4)
hope this helped

Answer:

Step-by-step explanation:

Since this is a test/homework I'll give a hint.

For a linear equation, you have no idea what x and y is, but thats ok! The test itself has already given you 4 options, so you can just input the x/y coordinates, and if they fit, good for you! If they don't, you may need to try again. There are other more complex and faster ways, but they are (a) more complex.

Hope this helps!

The wrestling team wants to sell pies for a fundraiser. The cafeteria helped out by donating 2 pies. Each pie will be cut into 4 pieces. If the team wants to sell at least 32 pieces, how many pies must the wrestling team bake?

Answers

Answer:

The answer would be 8

Step-by-step explanation:

4x8=32

4 is the pieces of each pie

8 is how many pies

32 is how many pieces they need

solve the inequality 3(x - 2) < 2 and graph it on number line

Answers

Answer:

3x-6#2

,,,,,,,,,,,,,,,,,,,,

3x-6#2................................

4T = 25 what does T equal
?????????

Answers

Answer:

6.25

Step-by-step explanation:

25=4t

divide 4 on both sides,

6.25=x

Today, Reza ate 20 grapes, which was 400% as many
grapes as he ate yesterday. Explain how to use
equivalent ratios to find the number of grapes Reza ate
yesterday. (help plz)

Answers

its not a sin to want to win cant see meflying like a bee i see a dreamer other there by the water but i

LOL

Answer:

What you must do for this case is to extract the relationship of the grapes that were eaten yesterday among the grapes that were eaten today.

To do it, let:

x: number of grapes that Reza ate yesterday

(x / 20) = (100/400).

Clearing x we have:

x = (100/400) * (20) = 5

answer

the number of grapes Reza ate yesterday was 5

Step-by-step explanation:

2/3 + 4/5 × 1/2 alguien me puede ayudar porfavor? ._.​

Answers

Answer:

16/15 or 1 1/15

Step-by-step explanation:

geometry please help me thank you

Answers

Answer: For first blank: GNS

P = N G = P S = R

Shawna needs a new bed pillow. One store
was selling TWO pillows for $19.00. How
much would Shawna pay for ONE pillow?

Answers

Answer:

$9.5

Step-by-step explanation:

All you have to do is divide 19 by 2 to get the cost of one pillow. I hope this helps :)

Answer:

$9.50

Step-by-step explanation:

P is Pillows

2P=$19.00

divide by 2 in both sides

P=$9.50

so 1 pillow costs $9.50

help meee 50 points explain ALL OF IT

Answers

Answer:

2

=3

Step-by-step explanation:

yes

Solve for x in the diagram below.
32°
80°
2x

Answers

Answer:

Assuming you're talking about the angles of a triangle, X would be [tex]34^{.}[/tex]

Step-by-step explanation:

The sum of the angles in a triangle is 180, 180 - 32 - 80 = 68, [tex]\frac{68}{2}[/tex] is 34, so X is equal to [tex]34^{.}[/tex].

–27 ≥ t/5 Please help me as soon as possible

Answers

Answer:

t ≤ -135

Step-by-step explanation:

multiply each side by 5 which then cancels out the 5 in the fraction then turns -27 into -135. Since we multiplied negatives we flipped the sign.

A ship sails north for 2 hours, traveling a total of 15 miles. Then the ship turns south and travels 6 miles in an hour.


If north is taken as the positive direction, what is the velocity of the ship?



7 miles per hour , 7 miles per hour , ,


–3 miles per hour , –3 miles per hour , ,


3 miles per hour , 3 miles per hour , ,


–7 miles per hour

please help!!!

Answers

Answer:

3 miles per hour

Step-by-step explanation:

PLEASE HELP ME I HAVE NO CLUE WHAT THE ANSWER IS PLEASE HELPPP!!!!!!!!

Answers

Answer:

I think C

Step-by-step explanation:

oh god sorry if you get this wrong im so sorry.

This recipe makes 24 shortbread fingers.
Rose follows this recipe, but only wants to make 8 fingers.
How much of each ingredient does she need?

Recipe: Makes 24
120 g butter
60 g sugar
180 g flour
g butter
g sugar
g flour

Answers

Answer:

40g butter

20g sugar

60g flour

Step-by-step explanation:

8 is 24/3

then divide all measured by 3

120/3 =40

60/3=20

180/3=60

Answer:

40g butter

20g sugar

60g flour

Step-by-step explanation:

8 is 24/3

then divide all measured by 3

120/3 =40

60/3=20

180/3=60

Which of the following is a linear factor of x6 + 4x3 - 17x+12?
x-1
X+1
2 X+3
2X-1

Answers

Step-by-step explanation:

(x - 1 ) option A is the correct answer of this question.

plz mark my answer as brainlist plzzzz .hope this will be helpful to you .

PLEASE HELP ME GUYS PLEASE!!

Answers

Answer:

12

Step-by-step explanation:

It is the smallest number that is divisible by 2, 3, and 6

I need help pleaseeee

Answers

what’s is the question your trying to ask ?
Your trying to ask what?Im confused on what you need help on
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