28% of the students voted for Julie as 8th grade Class President. If she got 126 votes, how
many students are in the 8th grade class?

Answers

Answer 1

Answer:

450

Step-by-step explanation:

[tex] \frac{28}{100} = \frac{126}{x} \\ \frac{7}{25} = \frac{126}{x} \\ 7x = 126 \times 25 \\ x = \frac{126 \times 25}{7} = 450[/tex]

or

[tex]126 \div 0.28 = 450[/tex]


Related Questions

Help need this fast graphs

Answers

Answer:

Step-by-step explanation:

Positive linear :). It’s going in a higher of direction so when the Y value rises the of thIt’s going in a higher of direction so when the Y value rises the X value also rises

Of the shirts produced by a company, 6.5% have loose threads, 9.5% have crooked stitching, and 3% have loose threads and crooked stitching. Find the probability that a randomly selected shirt has loose threads or has crooked stitching.

Answers

Answer:

[tex]P(L\ or\ C) = 0.13[/tex]

Step-by-step explanation:

Given

Represent loose threads with L, Crooked stitching with C.

So, we have:

[tex]P(L) = 6.5\%[/tex]

[tex]P(C) = 9.5\%[/tex]

[tex]P(L\ and\ C) = 3\%[/tex]

Required

Calculate P(L or C)

In probability:

[tex]P(A\ or\ B) = P(A) + P(B) - P(A\ and\ B)[/tex]

In this case:

[tex]P(L\ or\ C) = P(L) + P(C) - P(L\ and\ C)[/tex]

Substitute values for P(L), P(C) and P(L and C)

[tex]P(L\ or\ C) = 6.5\% + 9.5\% - 3\%[/tex]

[tex]P(L\ or\ C) = 13\%[/tex]

Convert to decimal

[tex]P(L\ or\ C) = 0.13[/tex]

Hence:

The required probability is 0.13

HELPPP PLSS DUE SOON SOMEONE HELPPPPPP

Answers

Answer:

6 in the first box

5 in the second box

Step-by-step explanation:

i think that they are all either multiplied by 6 or divided by six

i realy need help with this: 2 2/3 divided by 9

Answers

Answer:

8/27

Step-by-step explanation:

2 2/3 = 8/3

8/3 divided by 9 =

8/3 x 1/9 =

8/27

Ben wants to buy a baseball cap that cost $24.50. The state sales tax is 8%, or 0.08. How much will he pay in sales tax ​

Answers

Answer:

the answer shouuld be $1.96

Step-by-step explanation:

24.50x.08= 1.96

Answer:

1.96 in sales tax

Step-by-step explanation:

to get percent of a number just multiply the percent in decimal form by the number for example 8% --> .08

solve for sin3theta​

Answers

Answer:

 sin 3 θ  = 3 sin θ  - 4 sin³θ

Step-by-step explanation:

Step(i):-

Given    sin 3 θ  

            =  sin ( 2θ + θ )

apply trigonometric formula

         sin ( A + B) = sin A cos B + cos A sin B

        sin 2 A = 2 sin A cos B

        Cos 2 A = 1 - 2 sin² A

        cos ² A - sin ² A = 1

Step(ii):-

    sin 3 θ  =     sin ( 2θ + θ )

               =  sin 2θ cosθ +  cos2θ sin θ

              = 2 sin θ cos θ cos θ +( 1 - 2 sin² θ )sin θ

              = 2 sin θ (cos² θ ) + sin θ- 2 sin³ θ

              = 2 sin θ ( 1- sin²θ) + sin θ- 2 sin³ θ

              = 2 sin θ - 2sin³θ +  sin θ- 2 sin³ θ

              = 3 sin θ  - 4 sin³θ

Final answer :-

 sin 3 θ  = 3 sin θ  - 4 sin³θ

                             

How long will it take to run up to ∞ kilometers per hour?

Answers

Answer:

About 30 min

Step-by-step explanation:

PLEASE HELP DUE IN 20 MINUTES!!!! I will give brainliest for first correct answer



A Jaguar XJ220 is 41 mph slower than a Bugatti Veyron, which can travel 253 mph. How fast does the Jaguar XJ220 travel? How would you write this as an equation with a variable in the middle for the missing number?

Answers

Answer:

212 miles per hour

Step-by-step explanation:

253 - 41 = 212

A carpenter has a wooden that measures 1/4 meter long. He must cut the board into 6 pieces of equal length. How long in meters should the carpenter cut each piece.

Answers

Answer:

1/26 meter

Step-by-step explanation:

You would start by dividing 1/4 by 6. You'd have to multiply 1/4 by the reciprocal of 6 (the reciprocal of 6 would be 1/6). Then you get (1/4) * (1/6), which is equal to 1/24.

Carpenter should cut each piece of wooden board measuring [tex]\frac{1}{24}[/tex] meter.

Let the length of each piece = x meters

Since, the number of pieces (of equal length) of the wooden board = 6

Therefore, total length of wooden board = 6x

It's given in the question that the length of the wooden board is [tex]\frac{1}{4}[/tex] meter.

Therefore, 6x = [tex]\frac{1}{4}[/tex]

[tex]\frac{6x}{6}=\frac{1}{4\times 6}[/tex]

[tex]x=\frac{1}{24}[/tex] meter

    Hence, carpenter should cut each piece of wooden board measuring [tex]\frac{1}{24}[/tex] meter.

Learn more,

https://brainly.com/question/15055965

Evaluate the following expression for m=9

Answers

Answer:

That is 4

Step-by-step explanation: First you need to substitute 9 in for m. Then multiply 4 x 9 to get 36. Then the square root of 36 is 6. Lastly 6-2 equals 4.

Which of the following is equal to 3 quarts?

a 8pints

b 12cups

c 64fl oz

d .34 gallon ​

Answers

Answer:

b

Step-by-step explanation:

there are 16 cups in a gallon and there are 4 quarts in a gallon. 3 quarts is 3/4 of a gallon and so is 12 cups.

Answer:

B

Step-by-step explanation:

1 quart=4 cups

So 4x3=12

I need help ASAP please giving brainliest!

Answers

Answer:

20.00

Step-by-step explanation:

Answer:

$20.00

Step-by-step explanation:

ClassLink - My Apps
Sora
Question 3
8 pts
4 In.
5 In.
5 in.
3. A restaurant cuts and stores cheese in wedges like the one
shown in the diagram to the right. If workers wrap each
cheese wedge in foil, what is the minimum amount of foil
they need to wrap one wedge?
A 48 in.
B 60 in.
C 72 in.
D 88 in.
4 In.
6 In.

Answers

Answer:

what is this???? i dont get it

Step-by-step explanation:

4j = 0.7 Solve for j

Answers

Answer:

0.175

Step-by-step explanation:

[tex]\frac{4j}{4} =\frac{0.7}{4}[/tex]

j=0.175

Divide 4j and 0.7 by 4

You should get 0.175

A herd of buffalo began with a population of 100,000. The average birth rate has been 25% per year, but the death rate has been 48% per year. What is the difference between the birth rate and death rate?

Answers

Answer:

23

Step-by-step explanation:

cuz i know stuff (its simple subtraction)

Kendall is making and selling necklaces. It costs Kendall $2.00 to make each necklace. If she sells 40 necklaces for $5.00 each, how much profit did she make?

Answers

Answer:

Kendall makes 120$ profit by selling necklaces.

Step-by-step explanation:

To show how much it costs to make all the necklaces in total multiply 2 x 40 to get 80$. To show much much money she gets for the necklaces multiply 5 x 40 to get 200$.  To show how much profit she makes subtract 80$ from 200$ to get 120$.

I believe she would be making a 30$ profit bc 5x40= 90$ but 2x40 = 60$ if it costs her 60$ to make 40 bracelets we would subtract 90 from 60 which equals 30

Two more than 5 times a number,n, is greater than 3.

Answers

Answer:

5n + 2 > 3 (If you're writing the equation)

n > 1/5 (If you're solving for n.

Step-by-step explanation:

Answer: n > 1/5

Step-by-step explanation:

2 + 5n > 3

5n > 1

n > 1/5

realiza las siguientes adiciones y halla abc
2+22+222+2222+...+22 222 222=abc

Answers

Answer:

sssssssssiiiiiiiiiiiiii

Answer:

6

Step-by-step explanation:

A multiple of a number is the power of a number

Answers

Step-by-step explanation:

very unique nice speech for a number lol

Choose the answer to complete each statement

Answers

Answer:

Slope: -7/-3=7/3x

Y-int: -3

Function: y=7/3x-3

Which of the following correctly uses the additive inverse property

Answers

What are the choices can’t help if there’s so choices to choose from

Step-by-step explanation:

-6÷-30=1/6÷1/30

1/6×30/1

=5

37 over 8
Express
as a decimal

Answers

Answer:

4.625

Step-by-step explanation:

hope i helped and give my stars plz :) have a good day <3

Answer:

Is 4.625

Step-by-step explanation:

To get this just divide 37 by 8. All fractions are division problems.

SOMEONE PLEASE HELP ME!!!!!!
In a sixth grade class at Lincoln Middle School, there are 3 boys for every 4 girls in the class.
Fill in the blank: The ratio of boys to girls in the class is __________.
If there are between 20 and 30 students in the class, what could be the actual number of boys and girls in the class?

Answers

Answer:

There are multiple possibilities. One is there are 12 boys, and 16 girls. 12+16= 28 which is between 20 and 30. That would be 12:16, which can be simplified to 3:4. There is also 9 boys, and 12 girls. that would be 9:12, which can be simplified to 3:4. Also, 9 + 12 = 21, which is between 20 and 30.

The guidance office at a high school surveyed their 12th grade students to know in which of four states they would prefer to live in after highschool. The results are summarized in the tso way frequency table below.

Which two-way table accurately represents the relative frequency for the whole table in this situation?

Answers

Hence, the two way frequency table is:

                  Action                 Drama                Comedy         total

Highschool  26/128=0.20          14/128=0.11           22/128=0.17     0.48      

College      20/128=0.16            28/128=0.22        18/128=0.14      0.52          

----------------------------------------------------------------------------------------------------------

total                   0.36                        0.33                     0.31                   1

Step-by-step explanation:

" When a two-way table displays percentages or ratios (called relative frequencies), instead of just frequency counts, the table is referred to as a two-way relative frequency table " .

We are given a table or data  as:

                         Action              Drama                     Comedy     Total

Highschool        26                     14                            22                 62

College              20                     28                            18                 68

------------------------------------------------------------------------------------------------------------

Total                            46                      42                           40               128

The total number of students in all the categories and classes are: 128

Hence the two way frequency table is constructed by dividing all the frequencies by the total number of students i.e. 128.

                               Action                 Drama                Comedy         total

High school      26/128=0.20          14/128=0.11           22/128=0.17     0.48      

College           20/128=0.16            28/128=0.22        18/128=0.14      0.52          

----------------------------------------------------------------------------------------------------------

total                      0.36                        0.33                     0.31                   1

Answer:

It would be the first table (taking the test right now) p.s sorry if im late

Step-by-step explanation:

CA TX NY FL Total

Boys 0.21 0.095 0.16 0.11 0.575

Girls 0.125 0.11 0.065 0.125 0.425

Total 0.335 0.205 0.225 0.235 1

(30 points)
what conclusion can be deduced about angles 3 and 5?
A: they are supplementary
b: they are complementary
c: they are alternate interior angles
d: they are alternate exterior angles​

Answers

Answer:

A. they are supplementary angles

Step-by-step explanation:

cuz, angle 3 and 5 form co inferior angles pair hence sum of them will be equal to 180°

so, they are supplementary in nature.

A scale model of an object is 6 inches tall. The actual object is 324 feet tall. What is the scale factor of the model

Answers

Answer:  try downloading an app for math

Step-by-step explanation:

It helps me

A school administrator is curious what proportion of the 2,400 students at the school regularly eat breakfast. They take an SRS of 150 of these students, and 104 of them report that they regularly eat breakfast. The administrator wants to use this data to construct a one-sample zzz interval for a proportion.

Which conditions for constructing this confidence interval did their sample meet? Choose all answers that apply:

a. The data is a random sample from the population of interest.
b. The observed counts of successes and failures are both sufficiently large.
c. Individual observations can be considered independent.

Answers

Answer: A, B, & C

Step-by-step explanation:

Select all

The conditions for constructing confidence interval are:

The data is a random sample... The observed counts... Individual observations...

What is confidence interval?

A confidence interval serve as the tool that can predict how a value can fall between a pair of values in a distribution mean.

From the case above, as regards the confidence interval with the sample , we can see that the data is a random sample, and there is independent observation.

Learn more about confidence interval at;

https://brainly.com/question/17097944

#SPJ2

Will mark brainliest if right

Answers

Answer:

It doesn't specify so . . .

If its the bottom right it's 90°

If it's the bottom left it's 48°

Step-by-step explanation:

Ok so first, the triangle is a right triangle

meaning there's  a 90° angle

Great, We now know two angles

90° and 42°

All angles of a triangle add up to 180

so we make it into an equation

and solve it.

42 + 90 + 6x = 180

132 + 6x = 180

-132         -132

6x  = 48

Divide by 6 to leave x by itself.

x = 8

Now we can see what 6x actually is

6 ( 8 ) = 48

 

Note: This is for the bottom left angle. 6x

1 kilogram = 2.2 pounds​

Answers

Answer:

Correct

Step-by-step explanation:

You are correct 1 Pound (lb) is equal to 0.45359237 kilogram (kg)

Bottles of sparkling water usually cost $1.69 each. This week they are on sale for 4 for $5. How much more did you pay THIS week

Answers

Answer:

You paid $3.31 more

Step-by-step explanation:

Taking $5 and subtracting it with 1.69 you get 3.31

Hope this helped have a great day

Answer:

The cost of 1 sparkling bottle in this week is less than last week, so we pay less this week. We pay $0.44 less this week. This week cost of 4 bottles is $5.

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