surface area A spherical balloon is inflating with helium at a rate of . How fast is the​ balloon's radius increasing at the instant the radius is ​ft? How fast is the surface area​ increasing? The​ balloon's radius is increasing at a rate of enter your response here at the instant the radius is ft.

Answers

Answer 1

Answer:

b

Step-by-step explanation:

your welcome


Related Questions

Sean needs an 80% average on his exams
in order to stay on the honor roll. So far
he has scored 74%, 86% and 70% on the
first three exams. What score does Sean
need on the fourth exam to maintain at
least an 80% average?

Answers

Answer:

it's 75

0/0

Step-by-step explanation:

it's 75

cc. vh.

A triangle has sides with lengths of 14 meters, 28 meters, and 34 meters. Is it a right triangle? Questions answered

Answers

Answer:không phải vì khi thay vào định lý

[tex]\sqrt{14^{2} +28^{2} } =14\sqrt{5}\neq 34[/tex]

by-step explanation:

Please Help me i need help Pleaaaasssseeeee im not good at numbers ._. Find the equation of the line that passes through the point (2,-6) and is perpendicular to the line y=1/4x-2.

Answers

Answer:

y = -4x + 2

Step-by-step explanation:

1) Find perpendicular slope

1/4 = -4

2) Plug in x and y

y = -4x + b

((((( y = -6, x = 2 ))))))

-6 = -4(2) +b

-6 = -8 + b

2 = b

3) Return to equation but plug in b, but not x and y

y = -4x + 2

Can someone please help me with this

Answers

in have no idea soo sorry

a
Month (x)
0
1
2
3
4
5
6
Population (v)
2
8
32

Answers

Answer:

2,8,32,128,512,2048,8192

Step-by-step explanation:

you have to × each one by 4

There are 12 pens in a drawer. There are 1/2 as many pencils as pens. Write the ratio of pencils
to pens.

Answers

1:2 or 4:8 (4:8 is unsimplified, 1:2 is simplified)

Can you find x for me?

Answers

180 - 110 = 70

70 - 30 = 40

40 / 8 = 5

x = 5

Answer:
x = 10

Explanation:
So, from the two arches in the angles were can infer that those two angles are congruent. That means that 110 equals 8x+30. So to solve this here’s the process:
110=8x+30 (set up the equation)
80=8x (subtract 30 from both sides)
x=10 (divide by 8 on both sides)

Complete the equation of the line through (-9,7)and(-6-3)use exact numbers

Answers

Answer:

[tex]\boxed{y = -\dfrac{10}{3}x - 23}[/tex]

Step-by-step explanation:

Equation of a straight line: y = kx + b

Points: (-9,7) and (-6,-3)

Сompose the system of equations:

[tex]\displaystyle \left \{ {{7=-9k + b} \atop {-3=-6k + b}} \right[/tex] [tex]\displaystyle \left \{ {{b= 7 + 9k} \atop {b=6k - 3}} \right \Longrightarrow 7 + 9k = 6k - 3[/tex]

[tex]7 + 9k = 6k - 3[/tex]

[tex]3k = -10|:3[/tex]

[tex]k = -\dfrac{10}{3}[/tex]

[tex]b = 6k - 3= 6 \cdot \dfrac{-10}{3} - 3 = 2 \cdot (-10) - 3 = -20 - 3 = -23[/tex]

[tex]y = -\dfrac{10}{3}x - 23[/tex]

help me yall pleasee :(

Answers

Answer:

line 2 has a mistake, you are supposed to add 6x to both sides and instead they subtracted

Two functions are shown below:
Function A
х 0 3
Function B
y=3x + 2
1. What is the rate of change of function A?
a) 2
b) 6
c) 3
d) 4

Answers

Answer:

a

Step-by-step explanation:

y=3x+2 = x 0 3 x 14

72/91 = 13

What is the equation of the line shown in the graph?

Answers

Answer:

y = -1x -2

Step-by-step explanation:

[] First, we can tell it is negative because it is going from top-left to bottom-right

[] Next, it intercepts the y-axis at -2, so our b is -2

[] Last, since it is graphed, we can use "rise over run"

       () We move down one and to the right one, this becomes 1/1, which becomes a slope of 1, so our m is -1 since it is negative

Now let's plug our pieces in

Slope-intercept form is y = mx + b

y = mx + b

y = (-1)x + b

y = -1x -2

Have a nice day!

  I hope this is what you are looking for, but if not - comment! I will edit and update my answer accordingly. (ノ^∇^)

- Heather

What are common multiples of 2 and 5 between 1 and 25

Answers

Answer:

Multiples of 2 are: 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, ………… etc. Multiples of 5 are: 5, 10, 15, 20, 25, ………… etc. Therefore, common multiples of 2 and 5 = 10, 20, ………..etc. [It can easily be seen that each of the common multiples 10, 20, etc., is exactly divisible by both 2 and 5].

Step-by-step explanation:

hope this helps

5 to the power of -1

Answers

The answer is 0.2 or 1/5

[tex]5^{-1} = \dfrac 15[/tex]

Is it greater than less than or equal too will mark brainiest to is right

Answers

Answer:

less than

Step-by-step explanation:

Answer: it's less than

Step-by-step explanation:

Does anyone know what -43/60 simplified is

Answers

Answer:

It's already in the simplist form

Step-by-step explanation:

It's a proper fraction to so you don't have to change it

X : Y = 5:4 and Y: Z = 3:5 find in its simplest form x : y : z

Answers

X:Y:Z is 15:12:20 when the two ratios are combined

ava has a number cube with six equal sides numbered one through six if she rolls the number cube 60 times how many times can she expect to land on a greater number

Answers

Answer:

10

Step-by-step explanation:

Since there are six sides, and only one side has a 3 on it, you will roll a 3 1/6 times. So multiply 1/6 by 60 and you get 10

BRAINLIEST?

Answer:

true answer is 10

Step-by-step explanation:

thats the true answer

which ordered pair makes bother inequalities true?
y ≤ - x + 1
y > x
(-3,5)
(-2,2)
(-1,-3)
(0,-1)​

Answers

Answer:

(-2,2)

Step-by-step explanation:

−34, 0.5, 23,−73, 1.2
Order least to greatest

Answers

-73, -34, 0.5, 1.2, 23

hope this helped

Use triangles to find the sum of the interior angle measures of the polygon.

Answers

Answer:

2 triangles = 2(180 degrees)

= 360 degrees

Step-by-step explanation:

Please help me i posted this questions 4 times and they send me a link in answers !!!!!!!!!!! i lost lot of points because of that ..............((

For a closed economy, GDP is $13 trillion, consumption is $9 trillion, taxes are $4 trillion and the government runs a surplus of $1 trillion. What is national saving?
a.$1 trillion
b.$5 trillion
c.$2 trillion
d.$3 trillion


In the economy of Russia in 2020, consumption was $3500, exports were $200, GDP was $7200, government purchases were $2500, and investment was $2,000. What were Russia’s imports in 2020?
a.$14,400
b.$800
c.$8200
d.$1,000


Suppose that in a closed economy GDP is equal to 10,000, taxes are equal to 3,500 consumption equals 6,000 and government purchases equal 2,000. What are private saving, public saving, and national saving?
a.2,500, 1,000, and 1,500, respectively
b.2,000, 2,000, and 1,500, respectively
c.2,000, 500, and 1,500, respectively

Answers

Answer:

Answer:

Private saving = $3 trillion

National Saving = $2 trillion

Explanation:

Private saving = GDP - Taxes - Consumption + Transfer payments

Private saving = $18 trillion - $2 trillion - $13 trillion + 0

Private saving = $3 trillion

Government runs a deficit of $1 trillion means its spending is $1 trillion more than the tax revenue.

So, National Saving = Private saving + Public saving

National Saving = $3 trillion + ($2 trillion - $3 trillion)

National Saving = $3 trillion + (-$1 trillion)

National Saving = $2 trillion

-u+14=170 solve for u

Answers

Answer:

u = -156

Step-by-step explanation:

-u + 14 = 170

    - 14    - 14

       -u = 156

       u = -156

Hope this helps!

Answer:

u = -156

Step-by-step explanation:

-u+14=170

-u+14-14=170-14

-u=156

-u/-1=156/-1

u=-156

How long did it take for the car to be under surveillance before it could finally stop on the side of the road? Did the driver of the car really break the speed limit of 100 km/hr.? Explain

Answers

Answer:god duh

Step-by-step explanation:

Could anyone help me out here?​

Answers

Answer:

It the first one BC a and b connects so it make it a 1 one

How many minutes are there in 3 hours and 53 minutes

Answers

Answer:

233 minutes

Step-by-step explanation:

3 x 60 (# of minutes in an hour) = 180 minutes

180 + 53 = 233 minutes

(3 hours) + (23 minutes) = 233 minutes

Casey earned $220 selling baked goods. Her expenses were $2.50 per baked good. Which equation can be used to find b, the number of baked goods Casey would have to sell in order to make a profit of exactly n$100?

a. 220 - 2.50b = 100

b. 220 + 2.50b = 100

c. 220b - 2.50 = 100

d. 220b + 2.50 = 100

Answers

The correct answer would be equation letter A.

Solve for c.

3(c + 1) = 18

c =

Answers

Answer:

c=5

Step-by-step explanation:

3(c+1)=18

DIVIDE BOTH SIDES BY 3

3(c+1)/3=18/3

SIMPLIFY

c+1=6

SUBTRACT 1 FROM BOTH SIDES

c+1-1=6-1

Answer: c=5

#keep studyingpaki brainlest nalang

Mr. Murphy is designing a rectangular concrete fire pit. The concrete sides and bottom will be 5 inches thick. The interior length will be 3 times the interior
height and the interior width will be 2 times the interior height. What should the outer dimensions of the fire pit be if the inner volume is to be 6000 cubic
inches?
Enter the correct values in the boxes.

*15 is correct but 25 & 35 are wrong ..*

Answers

For the outer dimensions: length = 35 inches, width = 25 inches, and height = 15 inches.

Step-by-step explanation:

For the interior;

volume = 6000

length, l = 3h

width, w = 2h

height = h

But,

Volume of a cuboid = length x width x height

So that;

6000 = 3h x 2h x h

6000 = 6

Divide through by 6 to have;

1000 =

h =

 = 10

Thus, the height is 10 inches. Thus;

length, l = 3h = 3 x 10 = 30 inches

width, w = 2h = 2 x 10 = 20 inches

For the outer dimension, since the concrete sides and bottom would be 5 inches thick. Then its dimension are;

length, l = 30 + 5 = 35 inches

width, w = 20 + 5 = 25 inches

height = 10 + 5 = 15 inches

4. Maya's monthly expenditures were $946.38 in June and $1,024.10 in July. In
August, her expenditures of $1,567.24 included a $550.00 car repair bill. What
would her average monthly expenditure have been without the car repair?

Answers

Answer: Try C sorry if Im wrong

Step-by-step explanation:  In a data set, the sum of all the data points, divided by the number of data points; average.

pleaaaaaaasssssssssssssssssssssssssssssssssssssssssssssss helpppppppppppppppp meeeeeeeeeeeee withh this

Answers

Answer:

a.

Step-by-step explanation:

if u cover up one of them then u have 2 left

Answer:

2

Step-by-step explanation:

easyyyyy

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