A round wading pool has a diameter of 115\text{ cm}115 cm115, start text, space, c, m, end text and is 25\text{ cm}25 cm25, start text, space, c, m, end text deep. A hose is filling the pool at a rate of 34{,}000\text{ cm}^334,000 cm 3 34, comma, 000, start text, space, c, m, end text, cubed per minute. How long will it take to fill the pool to a depth of 20\text{ cm}20 cm20, start text, space, c, m, end text?

Answers

Answer 1

Answer: 6

Step-by-step explanation:

Answer 2

Answer:

6 minutes

Step-by-step explanation:

got answer from Khan and ml78786maggie


Related Questions

Find FH
HELP please

Answers

Answer:

26

Step-by-step explanation:

If FG is 19 and GH is 7 and you are trying to find the combined length of FG and GH then add 19 and 7.

The sum of line segment FG and GH will result FH as 26.

What is a line segment?

A line section that can connect two places is referred to as a segment.

In other words, a line segment is just part of a big line that is straight and going unlimited in both directions.

Given the line FH with two segment FG and GH

So,

FH = FG + GH

FH = 19 + 7

FH = (20 - 1) + 7

FH = 20 + 7 - 1

FH = 27 - 1 = 26

Hence "The sum of line segment FG and GH will result in FH as 26".

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Which algebraic expression is equivalent to this expression?
3(2x-8) - 11x
ОА
-5X-24
ОВ.
-17x-24
Ос.
-5X-8
OD.
-17x - 24

Answers

Answer: A. -5x-24

Step-by-step explanation:

 3(2x-8)-11x

=6x-24-11x

=6x-11x-24

=-5x-24

Hope this helps!! :)

Please let me know if you have any question

The correct answer is A -5X-24

Someone anyone help Meh

Answers

Answer:

i don't know

Step-by-step explanation:

Note: Enter your answer and show all the steps that you use to solve this problem in the space provided. Solve for x. 7x = 42

Answers

7x = 42

Isolate the x. So divide x and 42 by 7.

x = 6.

An equation is formed of two equal expressions. The value of x in the given equation is equal to 6.

What is an equation?

An equation is formed when two equal expressions are equated together with the help of an equal sign '='.

The given equation can be solved for x as shown below.

7x = 42

Divide both the sides of the equation by 7,

7x / 7 = 42/ 7

Simplifying both sides of the equation,

x = 6

Hence, the value of x in the given equation is equal to 6.

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If I had 39inches and 28inches how many inches and all

Answers

Answer:

67 inches

Step-by-step explanation:

Since the question is asking how many inches total do you have, we need to add up the 2 values given:

39 inches + 28 inches = 67 inches.

We can convert this to feet by dividing by 12:

67 in /12 in/ft ≈ a little over 5 and a half feet


What is 8.61×10−8 in decimal form?


0.000000861

0.0000000861

8,610,000

861,000,000

Answers

Answer:

0.000000861

Step-by-step explanation:

Answer:

0.0000000861

Step-by-step explanation:

I took the test. Hope this helps!

The graph shows the side view of a waterslide. Dimensions are in feet. Two points on slide: (0, ), ( , 40) graph

Answers

Answer:

(0,80) (5,40)

Step-by-step explanation:

edge2020

Two points on the side view of a waterslide are (0,80) and (5, 40)

What are graphs?

Graphs are used to visualize the relationship between datasets and variables

From the graph, we have the following coordinates

(0,80), (5,40), (10,20), (15, 10) and (20, 0)

Hence, two points on slide are (0,80) and (5, 40)

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The sum of one-third of a number and 27

Answers

Answer:

a/3 + 27

Step-by-step explanation:

One third is: 1/3

then:

, the expressipn is:

a/3 + 27

The required expression, that is the sum of one-third of a number, and 27 is x / 3 + 7.

Given that,
To determine the arithmetic, the sum of one-third of a number and 27.

What is arithmetic?

In mathematics, it deals with numbers of operations according to the statements. There are four major arithmetic operators, addition, subtraction, multiplication, and division,

Here,
Let the number be x,
one-third of the number is = x/3,
Now according to the question,
Applying arithmetic operations,
Sum = x / 3 + 27

Thus, the required expression, that is the sum of one-third of a number and 27 is x / 3 + 7.

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Write 4–6 sentences explaining why it is important to have precise definitions
in mathematics. Choose five terms, some from geometry and some from other
areas of mathematics, and give a precise definition of each. Then change each
of those definitions so that it still describes the term but not precisely enough to avoid ambiguity. formulate counter examples, with sketches when feasible, that show how things could satisfy the less precise definitions but not match the intended terms.
pleaseeee help asap !
avoid ambiguity. Formulate counterexamples, with sketches when feasible, that
show how things could satisfy the less precise definitions but not match the
intended terms.

Answers

Answer and Step-by-step explanation:

Areas of mathematics, and give a precise definition of each.

Sol: importance: mathematics can be tricky, so precise definitions are essential. Without them, there can be confusion, which will generate the wrong answer more often than not.  It teaches the students exactly how to use formulas and under what condition a mathematical statement is true.

Some words related to geometry that are quite hard to define precisely are the line, the plane, and the point. In mathematics, the unit square is area one and any other shape.

2
Peter bought some packets of sweets from a shop. Each packet of sweets cost $2.
For every two packets of sweets that he bought, he was given one packet free. If he
left the shop with a total of 31 packets of sweets, find
(a) the number of packets of sweets given free.
(1)

Answers

Answer:

21 packets bought, 10 packets free

Step-by-step explanation:

Help me with this.. thanks

Answers

Answer:

Attachment 1 :-   x = 3/2

Attachment 2 :-  m + r = 154°

Step-by-step explanation:

Attachment 1 :-

[tex]9^(^2^-^x^) = 3\\=> 3^2^(^2^-^x^) = 3\\[/tex]

As the base 3 is same on both the sides , cancel the base 3 from both left & right side of eqn. After that we will get:-

[tex]2(2 - x) = 1\\=> 2 - x =\frac{1}{2} \\=> x = 2 - \frac{1}{2} = \frac{3}{2}[/tex]

Attachment 2 :-

PQR is a straight line . It's given that m + n = 110°

But we know that m + n + r = 180° ..............eqn.1

So substituting the value of m+n in eqn.1 gives :-

m+n+r = 180°

=> r + 110° = 180°

=> r = 180° - 110°

       = 70°

It's also given that n+r = 96°

So putting the value of r in the above gives ,

n+r = 96°

=> n + 70° =96°

=> n = 96° - 70°

        = 26°

Putting the value of n in eqn.1 gives

m + n = 110°

=> m + 26° = 110°

=> m = 110° - 26°

        = 84°

So m + r = 84° + 70° = 154°

(-1)(-1)(-1) =

please help i tried (-1) as the answer is it -1 ???

Answers

Answer:

Yes

Step-by-step explanation:

-1 = -1

(-1)(-1) = 1

(-1)(-1)(-1)= -1

Answer:

-1 x -1 x -1

= +1 x -1

= -1

Step-by-step explanation:

Please mark me as the brainliest

There are 576 boys and 448 girls in a school that are to be divided into equal sections of either boys or girls alone. The total number of sections thus formed are:

Answers

The total numbers of sections are 16.

Step-by-step explanation:

Given:

Number of boys in school = 576

Number of girls in school = 448

To find: Total Number of sections such that each section has either boys or girls.

Height Common Factor ( HCF ) of both number gives the number of students in a section.

HCF of 576 and 448

576 = 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3

448 = 2 × 2 × 2 × 2 × 2 × 2 × 7

HCF = 2 × 2 × 2 × 2 × 2 × 2 = 64

Number of sections of Boys = 576/64 = 9

Number of sections of girls 448/64 = 7

Total Number of sections = 9 + 7 = 16

Therefore, The total numbers of sections are 16.

Which list shows the numbers in order from least value to greatest value?

Answers

I believe the answer is H. -8/4 (OR -2), - 1 3/8, -1.25 (OR -1 1/4), 3, 18/5 (OR 3 3/5)

What is the equation of a circle with a center of (5, -2) and a radius of 9? Answers attached! 15 POINTS, DUE IN 2 HOURS and will give BRAINLIEST!

Answers

Answer:

[tex] (x - 5)^2 + (y + 2)^2 = 81 [/tex]

Step-by-step explanation:

Standard form of the equation of a circle with center (h, k) and radius r:

[tex] (x - h)^2 + (y - k)^2 = r^2 [/tex]

Compare it to the given equation, and you get:

[tex] (x - 5)^2 + (y - (- 2))^2 = 9^2 [/tex]

[tex] (x - 5)^2 + (y + 2)^2 = 81 [/tex]

Please help me! ;_; I’m so lost here if you could help thanks

Answers

you’ll need a rule and measure it by inches and whatever inches you get write them down

A rectangular garden is fenced on all sides with 270 feet of fencing.The garden is 9 feet longer than it is wide.Find the length and width of the garden.

Answers

Answer:

30

Step-by-step explanation: 270 divided by 9

hope it helps

The answer to this problem is 30

A cyclist rides his bike at a rate of 15 miles per hour. what is this rate in miles per minute? how many miles will the cyclist travel in 20 minutes? do not round your answers.

Answers

Answer:

0.25 miles per minute, travels 5 miles in 20 minutes

Step-by-step explanation:

First, we have to find out how many miles he can travel in a minute.

We know that he travels 15 miles every hour, and we know that one hour is 60 minutes.

15 mi./ 1 hr = 15 mi. / 60 minutes

So, we can divide 15 miles by 60 minutes in order to get his pace for miles per minute

15 ÷ 60 = 0.25 miles per minute

Then we can just multiply 0.25 miles by 20 minutes

0.25 × 20 = 5

which gives us 5 miles in 20 minutes

plz reanswer it If (x+4): (3x+1) is the duplicate ratio of 3:4 find the value of x.​

Answers

Answer: x = 13/5

Explanation:

(x+4)/(3x+1) = 3/4

Cross multiply:

4(x+4) = 3(3x+1)
4x + 16 = 9x + 3
4x - 9x = 3 - 16
-5x = -13
x = -13/-5
x = 13/5

Answer:

[tex] \boxed{\sf x = \frac{13}{5} } [/tex]

Given:

(x + 4):(3x + 1) is the duplicate ratio of 3:4

To Find:

Value of x

Step-by-step explanation:

[tex] \sf Solve \: for \: x: \\ \sf \implies (x + 4) : (3x + 1) = 3 : 4 \\ \\ \sf Convert \: ratios \: to \: fractions: \\ \sf \implies \frac{x + 4}{3x + 1} = \frac{3}{4} \\ \\ \sf Cross \: multiply: \\ \sf \implies 4(x + 4) = 3(3x + 1) \\ \\ \sf Expand \: out \: terms \: of \: the \: left \: hand \: side: \\ \sf \implies 4x + 16 = 3(3x + 1) \\ \\ \sf Expand \: out \: terms \: of \: the \: right \: hand \: side: \\ \sf \implies 4x + 16 = 9x + 3 \\ \\ \sf Subtract \: 9 x + 16 \: from \: both \: sides: \\ \sf \implies - 5x = - 13 \\ \\ \sf Divide \: both \: sides \: by \: - 5: \\ \sf \implies x = \frac{13}{5} [/tex]

At the movie theatre, child admission is $6.40 and adult admission is $9.50. On Sunday, 165 tickets were sold for a total sales of $1266.80. How many adult tickets were sold that day?

Answers

Answer:

68

Step-by-step explanation:

1. Define unknowns:

x - number of adult tickets ($9.50 each)y - number of child tickets ($6.40 each)

2. Make system of equations:

[tex]x+y=165[/tex] [tex]9.5x+6.4y=1266.8[/tex]

3. Multiply both sides of first equation by 6.4:

[tex]6.4x+6.4y=1056[/tex] [tex]9.5x+6.4y=1266.8[/tex]

4. Subtract first equation from second one:

[tex](9.5x-6.4x)+(6.4y-6.4y)=1266.8-1056[/tex] [tex]3.1x=210.8[/tex] [tex]x=68[/tex]

6x^2 - 9x + 3
- (8x²+ 7x - 1)

Answers

Answer:

-2x² - 16x + 4

Step-by-step explanation:

Step 1: Write out expression

6x² - 9x + 3 - (8x² + 7x - 1)

Step 2: Distribute negative

6x² - 9x + 3 - 8x² - 7x + 1

Step 3: Combine like terms (x²)

-2x² - 9x + 3 - 7x + 1

Step 4: Combine like terms (x)

-2x² - 16x + 3 + 1

Step 5: Combine like terms (constants)

-2x² - 16x + 4

Answer:

-2(x^2=8x-2)

Step-by-step explanation:

How much will fertilizer cost for a field 725 feet by 1,021 feet if one bag covers 10,000 square feet and costs $12.97 per bag?

Answers

Answer:

$9600.72

Step-by-step explanation:

Area of the field = length × width

Length = 1,021 feet

Width= 725 feet

Area of the field = length × width

= 1,021 feet × 725 feet

= 740,225 square feet

One bag covers 1000 square feet

There are 740,225 square feet

Find the number of bags that will cover the total of 740,225 square feet

Total bags = 740,225 / 10000

=740.225 bags

A bag cost $12.97

Total cost of 740.225 bags= 740.225 × 12.97

= $9600. 71825

Approximately

$9600.72

Find the area.
7 cm
17 cm
25 cm

Answers

Answer:

272cm squared

Step-by-step explanation:

figure a, a traingle... to find area formula is

1/2×b×h

1/2×18×17

153

figure b, it's rectangle.so length×width

=7×17

=119

area of the shape=153+119

=272cm squared

Answer:

D.    272 cm²

Step-by-step explanation:

will make it easy and short

use the area of a trapezoid = (a + b) * h/2

where a = 25,  b = 7,  h = 17

Area = (25 + 7) * (17/2)

Area = 32 * 8.5

Area = 272 cm²

(-3xy^3) ^2 (4x^3y) ^2

Answers

Answer:

144x⁸y⁸

Step-by-step explanation:

Order of Operations: BPEMDAS

When you exponent an exponent, you multiply powers; when you multiply an exponent, you add powers.

Step 1: Write out expression

(-3xy³)² (4x³y)²

Step 2: Exponents

9x²y⁶(16x⁶y²)

Step 3: Multiply

144x⁸y⁸

Answer:

[tex]\large\boxed{{144x^8y^8}}[/tex]

Step-by-step explanation:

[tex](-3xy^3) ^2 (4x^3y) ^2[/tex]

[tex]\boxed{\text{Use the property: }(a^n b^m)^k= a^{nk} b^{mk}}[/tex]

[tex](9x^2y^6) (16x^6y^2)[/tex]

[tex]\text{Take } 9 \cdot 16, x^2 \cdot x^6, y^6\cdot y^2[/tex]

[tex]\boxed{\text{Use the property: }a^n a^m= a^{n+m}}[/tex]

[tex]144x^8y^8[/tex]

[tex]\therefore (-3xy^3) ^2 (4x^3y) ^2 = 144x^8y^8[/tex]

Which is a possible turning point for the continuous function
f(x)?
(-3,-4)
(-2,-1)
(0,-5)
(1,8)

Answers

Answer:

B. (-2,-1)

Step-by-step explanation:

A continuous function is one that do not discontinue, and a little change in its input has no effect on its result. This is one major difference between continuous and discontinuous functions. Both functions has major applications in calculus.

The turning point of a function can be obtained by determining where  it is increasing or decreasing.

In the given question, though there is no detailed information about the continuous function, but the probable turning point is (-2, -1).

Answer:

(–2, –1)

Step-by-step explanation:

Help please!!!
Having trouble on question 6

Answers

Answer:

XY= 12

Step-by-step explanation:

Please see attached picture for full solution.

At 5:00 a.M., a parking lot had 16 cars already parked in it. Throughout the course of the day, 48 more cars entered and parked in the parking lot. Which situation would result in a difference of 0 for the cars exiting the lot for the day?

Answers

Answer:

The situation is that; the parking lot has 64 cars at the end of the day

Step-by-step explanation:

Given

Initial Number of cars = 16

Additional Cars = 48

Required

Determine the situation for the day

From the question, we understand that no car left the park;

This implies that

[tex]Number\ of\ cars = Initial\ Cars + Additional\ Cars[/tex]

[tex]Number\ of\ cars = 16 + 48[/tex]

[tex]Number\ of\ cars = 64[/tex]

So, the situation is that; the parking lot has 64 cars at the end of the day

How many square inches are in 60 square feet

Answers

Answer:

8640

Step-by-step explanation:

What is the minimum value of the function g(x) = x2 - 6x – 12?
-21
3-21
3
3+21

Answers

Answer:

- 21

Step-by-step explanation:

The minimum value occurs at the vertex of the function

The equation of a parabola in vertex form is

y = a(x - h)² + k

where (h, k) are the coordinates of the vertex and a is a multiplier

To obtain this form use the method of completing the square

Given

f(x) = x² - 6x - 12

add/ subtract ( half the coefficient of the x- term)² to x² - 6x

f(x) = x² + 2(- 3)x + 9 - 9 - 12

     = (x - 3)² - 21

with vertex = (3, - 21 )

The minimum is the value of k, that is minimum value = - 21

Riangle ABC is isosceles. Triangle A B C is shown. The lengths of sides A C and A B are congruent. What is true about the measure of angle B? It is twice the measure of angle A. It is twice the measure of angle C. It is equal to the measure of angle A. It is equal to the measure of angle C.

Answers

Answer: It is equal to the measure of angle C.

Step-by-step explanation:

If we know that Triangle ABC isosceles, then that means two sides and two angles are congruent to each other. Angle A must the topmost angle, and Angle B and C are probably the base angles. So, saying that, the base angles and sides are congruent to each other. Hence, Angle B must be equal to Angle C.

Answer:

It is equal to the measure of angle C.

Step-by-step explanation:

If we know that Triangle ABC isosceles, then that means two sides and two angles are congruent to each other. Angle A must the topmost angle, and Angle B and C are probably the base angles. So, saying that, the base angles and sides are congruent to each other. Hence, Angle B must be equal to Angle C.

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