Suppose the depth of a lake can be described by the function y = 323(0.976)x, where x represents the number of weeks from today. Today, the depth of the lake is 323 ft. What will the depth be in 6 weeks? Round your answer to the nearest whole number. The depth of the lake will be ft. in 6 weeks

Answers

Answer 1

Answer:

The dept of the lake will be 279 ft in 6 weeks

Step-by-step explanation:

We are given that the depth of a lake can be modeled by the function

[tex]y = 323(0.976)^{x}[/tex]

Where x is the number of weeks and y is the depth of lake in feet

The depth of the lake today is (x=0)

[tex]y = 323(0.976)^{0}[/tex]

[tex]y=323[/tex] [tex]ft[/tex]

The depth of the lake after 6 weeks will be (x=6)

[tex]y = 323(0.976)^{6}[/tex]

[tex]y = 323(0.864)[/tex]

[tex]y=279[/tex] [tex]ft[/tex]

Therefore, the dept of the lake will be 279 ft in 6 weeks.


Related Questions

What is the area when radius=2.6in

Answers

Answer:

Hope this helps!

Step-by-step explanation:

Area = π · r2 = 3.14 · 2.62 = 21.24 square inches.

(X^3)^3 = x^n
Solve for n

Answers

Answer:

[tex] { ({x}^{3}) }^{3} = {x}^{n} [/tex]

[tex] {x}^{27} = {x}^{n} [/tex]

[tex]n = 27[/tex]

find y ..............

Answers

Answer:

[tex]10\sqrt{2}[/tex]

Step-by-step explanation:

so lets do triangle NML

its a 30 60 triangle so it has a rule (image)

line NL is 2x5 = 10

Now we have that length for triangle NLK

now triangle NLK is a 45 45 triangle what also has a rule (image)

Now using the rule 10[tex]\sqrt{2}[/tex]

solve the equation. use the calculator if you need to, and round the solution to the nearest tenth

0.75p=0.4+100

Answers

Answer:

p=133.866667

Step-by-step explanation:

Let's solve your equation step-by-step.

0.75p=0.4+100

Step 1: Simplify both sides of the equation.

0.75p=0.4+100

0.75p=(0.4+100)(Combine Like Terms)

0.75p=100.4

0.75p=100.4

Step 2: Divide both sides by 0.75.

0.75p/0.75 = 100.4/0.75

p=133.866667

Answer:

p=133.866667

285.7

Step-by-step explanation: trust me bro, no really trust me

Are of this square ........

Answers

Answer:

9 in.

Step-by-step explanation:

Area = L x H

3 x 3 = 9

Answer:

9 in²

Step-by-step explanation:

A=l^2 so A=3^2 so area= 9 in²

because squares area is in in²

What is the square root of 16x36?

Answers

Answer:

24

Step-by-step explanation:

√(16 * 36) =

√576 =

24

Answer:

6x^6

Step-by-step explanation:

I got it correct om edg

Determine perimeter

Answers

Answer:

10.16 cm.................

....

10.16

You add all the sides together .

Simplify. 8 - 3(4 - 2x) 20 - 10x -4 - 6x 6x - 4 8 - 6x

Answers

Answer:

8 - 12 + 6x

-4 + 6x

or

6x - 4

Step-by-step explanation:

a trucker drove 500 miles in h hours. If the trucker averaged 60 mph, which linear equation could be used to find the number of hours that the trucker drove?

Answers

Step-by-step explanation:

Given that,

Distance covered by a trucker, d = 500 miles

Average speed of the trucker, v = 600 mph

A trucker drove 500 miles in h hours. We need to write the linear equation used to find the number of hours that the trucker drove. Average speed is given by :

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

t is time in hours

[tex]t=\dfrac{d}{v}\\\\t=\dfrac{500\ miles}{60\ mph}[/tex]

If t is h hours,

[tex]h=\dfrac{500\ miles}{60\ mph}\\\\500=60h[/tex]

On solving, h = 5 hours.

Hence, this is the required solution.

If you bought a stock last year for a price of $98, and it has gone down 17% since
then, how much is the stock worth now, to the nearest cent?​

Answers

98 - 0.17(98)

98 - 16.66

81.34

The stock is now worth $81.34.

Hope this helps!! :)

The answer is 81.34 hope it helps


According to the information presented here, what can you conclude about automobile accidents in your city?
most accidents occur at intersections
most accidents occur on highways
most accidents occur on rural roads
most accidents occur on urban roads

Answers

Answer:

Intersections

It has the highest number out of the four options given

9.2.11
E
Question Help
Elizabeth brought a box of donuts to share. There are two-dozen (24) donuts in the box, all identical in size, shape and color. Two are jelly-filled, 5 are lemon-filled,
and 17 are custard-filled. You randomly select one donut, eat it, and select another donut. Find the probability of selecting two custard-filled donuts in a row.
(Type an integer or a simplified fraction.)

Answers

Answer:

34/69

Step-by-step explanation:

2 are jelly-filled

5 are lemon-filled

17 are custard-filled

Total: 24

First drawing:

There are 24 donuts in total, 17 of which are custard filled.

p1(custard filled) = 17/24

Second drawing:

There are now a total of 23 donuts, 16 of which are custard filled.

p2(custard) = 16/23

The two drawings are independent events, so the overall probability is the product of the individual probabilities.

Overall probability of drawing two custard filled donuts:

p(2 custard filled) = p1 * p2 = 17/24 * 16/23 = 17/3 * 2/23 = 34/69

Which financial item transfers risk from one party to another?

Answers

Answer:

Risk transfer is a risk management and control strategy that involves the contractual shifting of a pure risk from one party to another. One example is the purchase of an insurance policy, by which a specified risk of loss is passed from the policyholder to the insurer.

Step-by-step explanation:

hope this helps!

Find the total total surface area of the composite figure below with

r=2.2

l=10.2

h=8.7

Use 3.14 for LaTeX: \piπ.

Round to the nearest hundredth.

Pro tip: don't count the surfaces that are not exposed.

Answers

Given:

The radius of given fig = 2.2 unit

The height of the cylindrical part = 8.7 unit

The slant height of the cone = 10.2 unit

To find the total surface area of the given figure.

Formula

The given figure consists of a cylinder and a cone.

So, the surface area of the fig

[tex]SA = \pi r l+2\pi r h+\pi r^{2}[/tex]

Where, r be the radius

h be the height

l be the slant height

Now,

Putting,

r=2.2, h = 8.7, l=10.2 and π=3.14 we get,

[tex]SA = (3.14)(2.2)(10.2)+2(3.14)(2.2)(8.7)+(3.14)(2.2^{2} )[/tex] sq unit

or, [tex]SA = 70.4616+120.1992+15.1976[/tex] sq unit

or, [tex]SA = 205.8584[/tex] sq unit

or, [tex]SA = 205.86[/tex] sq unit

Hence,

The total surface area of the given figure is 205.86 sq unit.

Enter the equation of the line in slope-intercept form.
Slope is 3, and (4, 5) is on the line.
The equation of the line is y =

Answers

Answer:

y - 5 = 3(x - 4)

y - 5 = 3x - 12

y = 3x - 7

Step-by-step explanation:

In ΔLMN, m∠L = 108°, m∠M = 25°, and ℓ = 12. What is m?

Answers

Answer:

m = 5.33

Step-by-step explanation:

First we need to calculate angle N.

Sum of angles in a triangle is 180°

∠L + ∠M + ∠N = 180°

108°+25°+∠N = 180°

∠N = 180°-(108°+25°}

∠N = 180°-133°

∠N = 47°

Given side l = 12, to get m, we will use the sine rule.

l/sinL = m/sinM = n/sinN

12/sin108° = m/sin25°

m × sin108°= 12sin25°

m = 12sin25/sin108°

m = 5.071/0.951

m = 5.33

I need assistance thank u

Answers

Answer: I think the table has the greater rate of change because to find the greater rate of change we have to find the rate of change for both function. So, for this we have to find two points for both and then using the slope formula we have to solve for it.

for the first one: (4,6)(6,9)

9-6/6-4

3/2

For the second function: (4,5)(5,10)

10-5/5-4

5/1

5

so as we see that 3/2 is not greater than 5 so the function 3 has the greater one.

I don't know how to solve the first one. I am sorry but hope this helps you!

A school bought pens, each costing $1, and pencils, each costing $0.5. The cost of the whole purchase was $220. How many pens and pencils were purchased if there were 80 more pencils than pens?

Answers

Answer:

120 pens and 200 pencils.

Explanation:

You can set a system of two equations.

1. Variables

x: number of pensy: number of pencils

2. Cost

each pen costs $1, then x pens costs: xeach pencil costs $0.5, then y pencil costs: 0.5y

Then, the total cost is: x + 0.5y

The cost of the whole purchase was $ 220, then the first equation is:

          x + 0.5y = 220 ↔ equation (1)

3. There were 80 more pencils than pens

Then:

  pencils  =      80   +   pens

       ↓                               ↓

       y        =      80   +      x        ↔ equation (2)

4. Solve the system

i) Substitute the equation (2) into the equation (1):

x + 0.5(80 + x) = 220

ii) Solve

x + 40 + 0.5x = 2201.5x = 180x = 180/1.5x = 120 pens

iii) Substitute x = 120 into the equation (2)

y = 80 + 120y = 200 pencils

Solution: 120 pens and 200 pencils ← answer

20 POINTS What is the radius of this circle?

A) 3.14 inches
B) 4 inches
C) 8 inches
D) 16 inches

Answers

The answer to the question is 4 inches

Answer:

B: 4 inches

Step-by-step explanation:

I got it right on usatestprep!

Hope this helps!

From: Aug1e

what number must you add to complete the square ?

X^2+22x=9

Answers

Answer:

121

22/2 = 11

[tex]11^{2}[/tex] = 121

Chris is making a bowl of punch he has 5 quarts of cranberry juice one and a half gallons of orange juice and 6 pints of pineapple juice how much punch does Khris make

Answers

Answer:

  B.  14 quarts

Step-by-step explanation:

1 quart = 2 pints

1 gallon = 4 quarts = 8 pints

__

Chris's recipe in quarts is ...

  5 quarts cranberry juice

  1 1/2 gal = 6 quarts orange juice

  6 pints = 3 quarts pineapple juice

Then the total number of quarts of juice Chris is making is ...

  5 + 6 + 3 = 14 . . . quarts of punch

Help with any please ! If u do all I’ll mark as brainlest

Answers

Answer:

18. D Similar

19.  D

20.  C 2/3

21. --1/3 (I can't see answer choices)

22.  D 36

23. D 20

24.  7 meters

Step-by-step explanation:

How is the total price including sales tax calculated?
a. (purchase price) < (percent sales tax); then added c. (purchase price) < (percent sales taxx); then divided
to original amount
by the original amount
b. (purchase price) (percent sales tax); then d. (purchase price) (percent sales tax); then
subtracted from original amount
multiplied by the original amount
Please select the best answer from the choices provided

Answers

Answer:

Sales tax is calculated by multiplying the cost of a good or service by the appropriate sales tax rate The answer is B  (purchase price) (percent sales tax); then d. (purchase price) (percent sales tax). Hope it helps!:)

CAN SOMEONE PLEASE HELP ME WITH THIS?! ASAP, I WOULD APPRECIATE IT VERY MUCH!

Answers

Answer:

B - 59 degrees

Step-by-step explanation:

In total there is 360 degrees, 131 + 170 = 301, 360 - 301 = 59

Answer:

B

Step-by-step explanation:

131+170=360

301=360

59

between which two perfect squares is the number 15

Answers

The answer is 9 and 16

Answer:

3² and 4²

Step-by-step explanation:

Note

3² = 9 and 4² = 16

Thus 15 is between 3² and 4²

9 < 15 < 16

What is better buy

120 ounces of milk for $3
Or
600 ounces of milk for $ 13

Answers

120 ounces of milk for $3

Answer:

120 ounces of milk for $3 is a better buy

Step-by-step explanation:

Divide the total number of ounces by the price to find the price per ounce:

120 ÷ 3 = 40 cents per ounce

600 ÷ 13 = 46.15 cents per ounce

Graph the line x=-2y-3. Find the
slope and the y-intercept.

Answers

Answer:

the slope is [tex]-\frac{1}{2}[/tex]

the y-intercept is [tex](0,-1.5)[/tex]

Step-by-step explanation:

(the website i used to graph it is called desmos)

After you graph the line, the y-intercept is the point on the line where it passes through the y-axis. On this line, that point is [tex](0,-1.5)[/tex]

To find the slope, an easy way would be to use "rise over run"

Find two points on the line and plug them into this equation: [tex]\frac{y_{1} -y_{2} }{x_{1} -x_{2} }[/tex], for this i used the points [tex](5,-4)[/tex] and [tex](7,-5)[/tex]

[tex]\frac{-4+5}{5-7} = -\frac{1}{2}[/tex]

so the slope is [tex]-\frac{1}{2}[/tex]

This composite figure has been divided into three rectangles. What is the area of this composite figure

Answers

Given:

A composite shape consisting of three rectangles with different lengths and widths.

To find:

The area of the composite shape.

Solution:

To find the area of the composite shape we must add the areas of all the three rectangles.

The upper rectangle has a length of 8 inches and a width of 4 inches.

The area of a rectangle [tex]= (l)(w).[/tex]

The area of the upper rectangle [tex]=(8)(4)=32[/tex] in².

The middle rectangle has a length of [tex]8-4=4[/tex] inches and a width of [tex]10-4-1.5=4.5[/tex] inches.

The area of the middle rectangle [tex]=(4)(4.5) = 18[/tex] in².

The lower rectangle has a length of 8 inches and a width of 1.5 inches.

The area of the lower rectangle [tex]= (8)(1.5)=12[/tex] in².

The area of the composite shape [tex]= 32+18+12 = 62[/tex] in².

The composite shape has an area of 62 in² which is option 3.

Answer: you have to do 62

Step-by-step explanation:

Solve: 4x - 3 = x + 9

Answers

Answer:

x = 4

Step-by-step explanation:

hope this helps for you today

Answer:

x=4

Step-by-step explanation:

4x-x=9+3

3x=12

x=4

What is the surface of the cube in the picture?

Answers

Answer:

96

Step-by-step explanation:

The area of one side is 4 x 4 = 16

You need to find the area of all the sides then add them

16 x 6 sides = 96

Hope this helped

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