Please help meee! I will give brainleiest!

Please Help Meee! I Will Give Brainleiest!

Answers

Answer 1

Answer:

B) 3.0 ml

Step-by-step explanation:


Related Questions

x - 3/2 = 3. Please show your work. Will mark BRAINLIEST

Answers

[tex]\huge\text{Hey there!}[/tex]

[tex]\mathsf{x-\dfrac{3}{2}=3}[/tex]

[tex]\large\textsf{You have to SIMPLIFY the SIDES of The given EQUATION}[/tex]

[tex]\mathsf{x + (-\dfrac{3}{2}) = 3}[/tex]

[tex]\large\textsf{ADD by } \mathsf{\dfrac{3}{2}}\large\textsf{ to BOTH of the SIDES}[/tex]

[tex]\mathsf{x + (-\dfrac{3}{2})+ \dfrac{3}2{}=3+\dfrac{3}{2}}[/tex]

[tex]\large\textsf{CANCEL out: } \mathsf{-\dfrac{3}{2}+\dfrac{3}{2}}\large\textsf{ because that gives you 0}[/tex]  

[tex]\large\textsf{Keep: } \mathsf{3+ \dfrac{3}{2}}\large\textsf{ because that helps solve for your x-value }[/tex]

[tex]\large\textsf{New equation: }\mathsf{x = 3 + \dfrac{3}{2}}[/tex]

[tex]\mathsf{3+\dfrac{3}{2}}[/tex]

[tex]\large\textsf{SOLVE above and you have your ANSWER}[/tex]

[tex]\mathsf{3+\dfrac{3}{2}=\bf \dfrac{9}{2}}[/tex]

[tex]\boxed{\boxed{\large\textsf{Therefore, your answer is: }\mathsf{\bf x = \dfrac{9}{2}}}}\huge\checkmark[/tex]

[tex]\text{Good luck on your assignment and enjoy your day!}[/tex]

~[tex]\frak{Amphitrite1040:)}[/tex]

Lee buys a computer and a printer for $2,028 The printer costs 30% the price of the computer. What is the price of the computer?

Answers

Answer: $1,560

Step-by-step explanation:

Assume the computer's price is x.

This means that expressing the printer in terms of x would be:

= 30% * x

= 0.3x

These two put together represent the cost of $2,028

Expression is:

x + 0.3x = 2,028

1.3x = 2,028

x = 2,028/ 1.3

x = $1,560

Computer was $1,560

Printer was therefore:

= 1,560 * 30%

= $468

A psychologist takes an SRS of 404040 people in their twenties and 606060 people in their fifties and surveys them about their anxieties. Suppose that 48\%48%48, percent of people in their twenties and 28\%28%28, percent of people in their fifties have anxiety about flying. The psychologist will then look at the difference (\text{20's}-\text{50's})(20’s−50’s)left parenthesis, start text, 20, apostrophe, s, end text, minus, start text, 50, apostrophe, s, end text, right parenthesis between the proportions of people with anxiety about flying in each sample. What will be the shape of the sampling distribution of the difference in sample proportions, and why?

Answers

Answer: Approximately normal, because we expect 19.2 successes and 20.8 failures from people in their twenties, and 16.8 and 43.2 from people in their fifties, and all of these counts are at least 10.

Step-by-step explanation:

Question is inside the picture, please no links we all know they are viruses at this point..

Answers

Answer:

False

Step-by-step explanation:

The coefficients (numbers in front) don't matter, but the exponents do.

Like terms have exactly the same exponents on the same variables.

[tex]54x^2y^3\text{ and }-12x^3y^2[/tex] are not like terms.

Example: [tex]6x^3y^2\text{ and }-14x^3y^2[/tex] are like terms--same exponents on the x's, same exponents on the y's.

Answer:

False

Step-by-step explanation:

two like therms have the same literal part. This is not the case because

x^3 is different from x^2 (for example if x = 2 ; 8 is not 4)

y^3 is different from y^2

Which expression can be used to represent the phrase "four less than a number"?

A. d − 4
B. 4 − d
C. d + 4
D. 27 − 4

Answers

b because 4 - 10
is 4 less then 10

m = 2(x + n) Solve for n​

Answers

Answer:

Hi! The answer to your question is [tex]n=m/2-x[/tex]

Step-by-step explanation:

☆*: .。..。.:*☆☆*: .。..。.:*☆☆*: .。..。.:*☆☆*: .。..。.:*☆

☁Brainliest is greatly appreciated!☁

Hope this helps!!

- Brooklynn Deka

Answer:

n= 1/2  m−x

Step-by-step explanation:

m=2(x+n)

Step 1: Flip the equation.

2n+2x=m

Step 2: Add -2x to both sides.

2n+2x+−2x=m+−2x

2n=m−2x

Step 3: Divide both sides by 2.

2n/2   =  m−2x /2

n= 1/2  m−x

Hopes this helps

i need help no ilnks please and thank you

Answers

Answer:

yep

Step-by-step explanation:

nice

Please answer correctly! I will mark you Brainliest! Pictures go together!

Answers

Answer:

98

Step-by-step explanation:

i am smart

1884

Just because If u do the base that is 6 and then múltiple 3.14 ñ and the your answer will be 18.84

Find the sum of the first 48 terms of the following series, to the nearest integer.
6, 9,12,...
6,9,12

Answers

Answer:

this is the answer in the image above

Answer:

3672

look attachment

What is the volume of a piece of granite rock that has a density of 2.75
g/cm3 and a mass of 453.5?
I will report you and get your account blocked if you answer with a link

Answers

Answer:164.9

Step-by-step explanation:d=m/v

V=m/d

V=453.5/2.75

V=164.9

For the past six winters, what was the mean number of snow days per
winter at Andy's school?
4
4.5
5
O 24

Answers

Answer:A snow day occurs when school is canceled for the day because of bad winter weather. The box below shows the number of snow days at Andrew's school during each of the past six winters.

Step-by-step explanation:

At the tasty bakery, cupcakes cost fifty cents each.Doughnuts cost a dollar twenty five.How much more do two doughnuts cost than two cupcakes?

Answers

Answer:

$1.50

Step-by-step explanation:

The computation is shown below:

Given that

The cost of each cupcakes be 0.50 cents

And, the cost of doughnuts be $25

So for two doughnuts the cost would be 2.50

And, for two cupcakes, the cost would be 0.50 × 2 = 1

So, the more amount would be

= 2.50 - 1

= $1.50

Hence, the same would be considered and relevant too

Slips of paper numbered 1 to 15 are placed in a box. A slip of paper is drawn at random. What is the probability that the number picked is either a multiple of 5 or an odd number?

Answers

Given:

Slips of paper numbered 1 to 15 are placed in a box.

To find:

The probability that the number picked is either a multiple of 5 or an odd number.

Solution:

We have,

Total outcomes = 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15

No. of total outcomes = 15

Multiple of 5 are 5, 10, 15.

Odd numbers are 1, 3, 5, 7, 9, 11, 13, 15.

Number that are either a multiple of 5 or an odd number are 1, 3, 5, 7, 9, 10, 11, 13, 15.

No. of favorable outcomes = 9

We know that,

[tex]\text{Probability}=\dfrac{\text{Favorable outcomes}}{\text{Total outcomes}}[/tex]

[tex]\text{Probability}=\dfrac{9}{15}[/tex]

[tex]\text{Probability}=\dfrac{3}{5}[/tex]

[tex]\text{Probability}=0.6[/tex]

Therefore, the  probability that the number picked is either a multiple of 5 or an odd number is 0.6.

“Peaches at the Farmer’s Market cost $2.70 per pound.”

is that proportional or non-proportional?

Answers

Answer:

non-proportional

Step-by-step explanation:

It’s non-proportional

what is the measure of <1?

Answers

Answer:

∠ 1 = 72°

Step-by-step explanation:

(4n - 2) and (2n + 17) are adjacent angles and sum to 180° , that is

4n - 2 + 2n + 17 = 180

6n + 15 = 180 ( subtract 15 from both sides )

6n = 165 ( divide both sides by 6 )

n = 27.5

Then

2n + 17 = 2(27.5) + 17 = 55 + 17 = 72

∠ 1 and 2n + 17 are vertical angles and congruent , so

∠ 1 = 72°

You ask people outside a polling station who they voted for until you find someone who voted for the independent candidate in a local election. Assume that the probability of meeting someone who voted for the independent is 0.3. What is the average number of meetings before you can meet an independent voter?
Please help, I'm desperate.

Answers

Pls help ASAP I DONT have time

Triangle ABC has AB = 10 √3cm, AC=6cm and has area 45cm^2
(i) Find the size of angle CAB.

(ii) Find the length of BC

Answers

Answer:

I) ∠CAB measures 60°.

II) BC measures approximately 15.23 cm.

*Please read notes.

Step-by-step explanation:

We are given ΔABC, where AB measures 10√3 cm, AC measures 6 cm, and the triangle has an area of 45 square cm.

And we want to find I) the measure of ∠CAB and II) the length of BC.

I) First, we should always draw a representative triangle so we can determine the sides and angles. This is shown below.

Note that ∠CAB (or simply ∠A) is the angle between the two sides. Thus, we can find the angle by using the alternative formula for the area of a triangle:

[tex]\displaystyle A=\frac{1}{2}ab\sin(C)[/tex]

Where a and b are two side lengths, and C is the angle between the two sides.

Substitute:

[tex]\displaystyle 45=\frac{1}{2}(10\sqrt{3})(6)\sin(A)[/tex]

Simplify:

[tex]\displaystyle 45=30\sqrt{3}\sin(A)[/tex]

So:

[tex]\displaystyle \sin(A)=\frac{45}{30\sqrt{3}}=\frac{3}{2\sqrt3}=\frac{\sqrt{3}}{2}[/tex]

Take the inverse sine of both sides. Use a calculator. Thus:

[tex]\displaystyle m\angle A=\sin^{-1}\left(\frac{\sqrt{3}}{2}\right)=60^\circ[/tex]

II) To find BC, we will use the Law of Cosines. We do not know whether or not ΔABC is a right triangle, so we cannot use right triangle trigonometry or special right triangles.

The law of cosines is:

[tex]\displaystyle c^2=a^2+b^2-2ab\cos(C)[/tex]

Where a and b are side lengths and C is the angle between the side lengths. c is the side length opposite to the angle.

BC is opposite to A. Substitute:

[tex](BC)^2=(10\sqrt{3})^2+(6)^2-2(10\sqrt{3})(6)\cos(60^\circ)[/tex]

Simplify:

[tex]\displaystyle BC^2=336-120\sqrt{3}\left(\frac{1}{2}\right)=336-60\sqrt{3}[/tex]

Take the square root of both sides:

[tex]\displaystyle BC=\sqrt{336-60\sqrt{3}}\approx 15.23[/tex]

BC measures about 15.23 cm.

Notes:

In this case, the inverse sine of √3/2 will yield two answers: 60° and 120°. This is an example of an ambiguous case. Both of these angles will work. However, BC will be different. If ∠A is 60°, then BC is about 15.23. However, if ∠A is 120°, then BC is about 20.97. Both will result in the triangle having an area of 45 square cm, as well as AB measuring 10√3 and AC measuring 6.

The graph of a function is a parabola that has a minimum at (-1,-2) and goes through the point (0,1).

What is the equation of the function in standard form?

Substitute numerical values for a, b, and c.

y=ax^2+bx+c

Answers

Answer:

y = 3x^2 + 6x + 1

Step-by-step explanation:

We're given two points on the graph:  (-1, -2) and (0, 1).  

The pertinent equation is

y=ax^2+bx+c, but the vertex form would also be useful:  y - k = a(x - h)^2.

Note that this parabola opens up, and that the minimum point is also the vertex:  (-1, -2).

The vertex is (-1, -2), and so:  y + 2 = a(x + 1)^2, and

the graph goes through (0, 1), so we can rewrite y + 2 = a(x + 1)^2 as

1 + 2 = a(0 + 1)^2, or:

  3 = a(1)

So now we know that a = 3 and that the equation of this parabola in vertex form is y + 2 = 3(x + 1)^2

Lastly we must put the above result into standard form.  To do this, perform the indicated multiplication.

y + 2 = 3(x^2 + 2x + 1) = 3x^2 + 6x + 3

Writing y on the left and all the rest on the right, we get

y = 3x^2 + 6x + 1

Answer:

Have a great rest of ur day :)

Step-by-step explanation:

The length of a swimming pool is 22 ft. The width is 40 ft. If the volume of the pool is 2,500 m3, what equation shows you how you can find the depth of the pool?

Answers

Answer:

volume= length x width x height

Step-by-step explanation:

In this instance the height will represent the depth of the pool.

To actually solve it it would look like

2500=(22)(40)(h)

2500=880(h)

2.84=h (or depth)

which situation cannot be represented by the equation x + 10 = 45?

Answers

Answer:

x+10=45

x+10-45=0

x-35=0

x=35

Students' bicycles are parked in the bicycle rack. There are 8 red,
10 blue, 3 black, and 4 other colors. Select whether each statement
is true or false

Answers

Answer:

True.

False.

True.

I need the answer for this question

Answers

Yup it’s b for sure

what is perpendicular?
What is parallel?
And what are the differences between the two?

Answers

So a parallel line is were the lines never meet but the perpendicular line meet at a right angle

What is the area of a regular decagon if the length of each side is 20 units?

Answers

Answer:

Area ≈ 3077.68

Explanation:

See attached image for equation

please help me ?.?.....................​

Answers

Pyramid volume = 864
Cube volume = 1728
Total volume = 2592

Samuel is going to a carnival that has games and rides. Each game costs $2 and each ride costs $5. Samuel spent $60 altogether on 18 games and rides. Determine the number of games Samuel played and the number of rides Samuel went on. Plz no link or another answer

Answers

Answer:

Step-by-step explanation:

10 games, 8 rides

Duane has 30 pairs of socks in a drawer. He has 6 matched pairs and the rest are of his
pairs of socks mismatched. He packed 1/2 of his mismatched pairs in his duffle bag for a
week at summer camp. How many pairs of socks is Dune packing for summer camp?

Answers

Answer: 12

Step-by-step explanation:

Since Duane has 30 pairs of socks in a drawer and he has 6 matched pairs and the rest are of the socks are mismatched, the number if mismatched socks will be:

= 30 - 6

= 24 mismatched socks

Since he packed 1/2 of his mismatched pairs in his duffle bag for a week at summer camp, therefore, the number of socks he packed will be:

= 1/2 × 24

= 12

Therefore, he packed 12 socks for summer camp.

what is it.........................

Answers

Answer:

x = 4.5

Step-by-step explanation:

Since the perimeters are equal , then the equation relating them is

2x + 3 + 2x - 3 + x = x + 3 + x + 3 + x + 3 , that is

5x = 3x + 9 ( subtract 3x from both sides )

2x = 9 ( divide both sides by 2 )

x = 4.5

 

a reactangular court measures 600 cm wide and 700 cm long find the perimeter?

plan:

what operation will u use?

what is the number sentence?

solve:


... answer this pls!!!!

Answers

Answer:

2(l+b)

2(600cm+700cm)

2(1300cm)

2600cm

Therefore, the perimeter of the rectangular court is 2600cm.

PLEASE HELP!! You make a scale drawing of a banner for a school dance. You use a scale of 1-inch feet. What is the actual width of the​ banner?

Answers

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Step-by-step explanation:

hfjiskfksjfjsjf

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