21 is 71%, of what number

Answers

Answer 1

Answer:

29.58

Step-by-step explanation:

because 21 times 39= 29.58

Answer 2

Answer:

29.57746479 = N

Step-by-step explanation:

Is means equals and of means multiply

21 = 71% * N

21 = .71 N

Divide each side by .71

21/.71 = .71N/.71

29.57746479 = N


Related Questions

Can someone solve these quick please

Answers

Answer:

brickopoijhukkjijhukkiouhijkjkj

Step-by-step explanation:

Answer:

hehehehehehehhehheheheheheh

Step-by-step explanation:



A scale drawing of a regular parking lot is shown. If the length (longer side) of the parking lot is actually 48 meters, what is the scale factor for the drawing?

(Answer must be written to the nearest hundredth below. )

______ meters

Answers

First, write the values in a ratio of long side to small side

Can I get help please ..

Answers

Answer:

mAC = 30*

Step-by-step explanation:

the first given choice

please help i'll mark brainliest if your answer is correct

Answers

Split the shape in 3 rectangles
4x2=8x2= 16 ( the bottom and top rectangle)
6x2= 12 (middle rectangle)
16+12=28

At the movie theater , child admission is $5.80 and the adult admission is $9.20. On wednesday , 113 tickets were sold for a sales of $866.20. How many adult tickets were sold that day?

Answers

Answer:

62 adults and 51 kids

Step-by-step explanation:

When she was in year 8,Sarah could run 800 meters in 3 minutes and 20 seconds.

Three years later, when she was in year 11, she could run 800 meters in 2 minutes and 40 seconds.

Find the percentage improvement in her time and show your working out.

Answers

Answer:

125%  improvement

Step-by-step explanation:

3min 20sec = 200sec

2min 40sec = 160sec

800meters/ 200sec = 4 meters per second

800meters/ 160sec = 5 meters per second

5/4 : x/100

4x = 500

x = 125

The lowest temperature in January was
7°F. Which inequality represents all the
temperatures x in January?

Answers

Answer:

x≥7°F

Step-by-step explanation:

This is because 7°F is the lowest temperature and so all other temperatures of the day were greater than that one.

Pls answer quickly as possible!​

Answers

Answer:

25.000

Step-by-step explanation:

With only this information, the answer would be 25000, if there are 100 light bulbs on EACH strand, then we only have to multipy the number of strands by the number of light bulbs. So 250×100=25000

Answer:2,500

Step-by-step explanation:

240 *100 would be 2,500

what is the fraction form of pi?

Answers

Answer:

3.14159 and so on

Step-by-step explanation:

Which value of the vanable is a solution of the inequality? t<-6
7
6
-6
-7

Answers

Answer:

-7

Step-by-step explanation:

-7 is a solution of the inequality t<-6

By the way, for the number -6, you can think about a temperature below zero. When it is freezing 6 degrees below zero (-6) it is pretty cold.

The question is which number(s) can you substitute for t so that the formula (the inequality) is True.

So let's try for each given value and substitute it for t in t<-6

if you substitute 7 for t you get this:

Is 7 smaller then -6 ?

No that is not true because 7 is bigger then -6.

if you substitute 7 for t you get this:

Is 7 smaller then -6 ?

No that is not true because 7 is much bigger then -6.

if you substitute 6 for t you get this:

Is 6 smaller then -6 ?

No that is not true because 6 is much bigger then -6.

if you substitute -6 for t you get this:

Is -6 smaller then -6 ?

No, that is NOT true because -6 is exactly the same as -6 but NOT smaller then -6...

if you substitute-7 for t you get this:

Please think about temperatures below zero again.

Is -7 colder the -6 ? If so, then the statement is true...

Is -7 smaller then -6 ?

Yes that is true!

So -7 is a solution of the inequality t<-6

(08.01 LC)
The track-and-field coach wants to know whether the students in the entire school prefer track races or field events. The coach draws a random sample from the following groups:

All students in each grade
All teachers in the school
All boys in each grade in the school
All students on the track-and-field team

Which group best represents the population she should take a random sample from to get the best results for her survey?

Answers

Answer:

all students on the track-and-field team

Step-by-step explanation:

if the coach wants to find out if they prefer track or field he/she has to ask the people who are experiencing it right now and tell him or her if they prefer this or not

Answer:

It is All students on the track-and-field team..  Im in flvs 7th and I know Im VERY late and I am currently doing the test RN so Thats all GUYS!

Step-by-step explanation:

please help i will mark you as brainleist!​

Answers

Answer:

A. 96.666666666666666666666...

B. 92.3333333333333333333333...

C. 82.4

D. 13

E. 29

F. 26

If you start at the point (0,0) and walk on a slope that goes up hill, is it positive or
negative in slope?
Positive
Negative
Neither
Both

Answers

Answer:

Positive

Step-by-step explanation:

A line with a positive slope on a graph will go upward if you saw the graph left to right.

If you walked on the line, you would walk on a "hill".

It's y-values increase as it's x-values increase.

ZA and ZB are complementary. If m ZA = (x - 6) º
and m2B = (3x) °, find the value of x.

Answers

Answer:

x = 21°

Step-by-step explanation:

Complementary angles have a sum of 90°. If ∠A + ∠B = 90°, we know that

x - 6° + 3x = 90°.

4x - 6° = 90°

4x = 96°

x = 24°

Hope this helps!

Answer:

x=24

Step-by-step explanation:

If angles are complementary, that means they will add to 90 degrees. We know that ∠A and ∠B are complementary, therefore,

∠A+∠B=90

∠A is equal to x-6, and ∠B is equal to 3x.

x-6+3x=90

Combine like terms (all the terms with variables)

(x+3x)-6=90

4x-6=90

To solve the equation, we want to find out what x is. In order to do this, we have to get x by itself. Perform the opposite of what is being done to the equation. Keep in mind, everything done to one side, has to be done to the other.

6 is being subtracted from 4x. The opposite of subtraction is addition, so add 6 to both sides.

4x-6+6=90+6

4x=90+6

4x=96

x is being multiplied by 4. The opposite of multiplication is division, so divide both sides by 4.

4x/4=96/4

x=96/4

x=24

An object moves in simple harmonic motion with amplitude 15 m and period 2. At time t=0 minutes, it’s displacement d from rest is 0 m, and initially it moves in a negative direction. Give the equation modeling the displacement d as a function of time t.

Answers

Answer:5

Step-by-step explanation:


I’m pretty sure it 5

What is the area of the triangle?

Answers

Answer:

12 units²

Step-by-step explanation:

area of a triangle is 1/2 of base times height or A=1/2bh so

A=1/2(4)(6) so

A=24(1/2) so

A=12 so

12 units²

Answer:

A = 12

Step-by-step explanation:

[tex]A = \frac{ab}{2}[/tex]

[tex]A = \frac{4*6}{2}[/tex]

[tex]A = \frac{24}{2}[/tex]

[tex]A = 12[/tex]

The temperature was 54 at 7:00 a.m. At 3:00 p.m. on the same day, the temperature was 82. What is the rate of change in temperature during this time?

Answers

Answer:

The rate of change was 3.5 degrees / h.

Step-by-step explanation:

In order to calculate the rate of change we need to divide the variation of temperature by the variation of time. Since the time is given to us in a 12 h format (am/pm), we first need to convert it to 24 h. To do that we sum the time that is "pm" by 12, we have:

time2 = 3 + 12 = 15

Therefore the rate of change in temperature is:

rate = variation of temp / variation of time

rate = (temp final - temp init) / (time final - time init)

rate = (82 - 54) / (15 - 7) = 28 / 8 = 3.5 degrees / h

The rate of change was 3.5 degrees / h.

What is the measure of angle x? (1 point)
40°
2x
Help

Answers

Answer:

what are the options cuz im thinking its 80

Step-by-step explanation:

The scatter plot shows data collected on the number of students who get off the bus at the first and the last stop of various school bus routes. Which statement is true? A. The data in the scatter plot shows a negative linear correlation. B. The data in the scatter plot shows a nonlinear correlation. C. The data in the scatter plot shows a positive linear correlation. D. The data in the scatter plot shows no correlation.

Answers

Answer:I think it’s A but I’m not sure and atleast there is an answer to this

Step-by-step explanation:

Hence, the option (A) is the correct answer.

What is the data collection?

Data collection is defined as a method of collecting, analyzing data for the purpose of validation and research using some techniques.

Here given that,

The scatter plot shows data collected on the number of students who get off the bus at the first and the last stop of various school bus routes

As the students get off at the first and the last stop they both are in opposite direction/negative direction.

Hence, the option (A) is the correct answer.

To know more about the data collection

https://brainly.com/question/17353007

#SPJ5

PLEASE HELP! I’ll GIVE THE BRAINLIEST TO WHOEVER ANSWERS CORRECTLY!!

Answers

Answer:

12

Step-by-step explanation:

There is a column that says blue, and if you look under it, you will see that there was a total of 12 cars that were blue and passed by.

what is the value of the expression r +1988 if r =2976​

Answers

I think 4,967


Substitue r with 2976-

r +1988 to 2976 +1988

/-

There are 86 people coming to my party and each person will need a cup how many packages of cups will i buy if one package of cups has 25 cups

Answers

Answer:

i think its 4 packages

Step-by-step explanation:each package is 25 so if you get 2 its 50 + another package would be 75  so you need one more.

hope this helps

Answer:

You need to buy 4 packages of cups.

Step-by-step explanation:

Since you can't buy half a package and everyone needs a cup, you have to buy 4 packs. Even though it's 100 cups, only 3 packs (75 cups) wouldn't be enough cups for everyone to have one.

The length of the sides of a square is 10 meters. Find the length of the diagonals of the square

Answers

。☆✼★ ━━━━━━━━━━━━━━  ☾  

Use Pythagoras' theorem:

a^2 + b^2 = c^2

Sub the values in:

10^2 + 10^2 = c^2

200 = c^2

Square root to find the answer:

c = 14.14

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The length of the diagonals of the square is equal to 14.142 or [tex]10\sqrt{2}[/tex] meters.

Given the following data:

Length of sides = 10 meters.

To calculate the length of the diagonals of the square:

In order to find the length of the diagonals of the square, we would multiply the one side of the square by the square root of 2.

Mathematically, this is given by the formula:

[tex]Diagonal = length \times \sqrt{2}[/tex]

Substituting the given parameters into the formula, we have;

[tex]Diagonal = 10 \times \sqrt{2}\\\\Diagonal = 10 \times 1.4142[/tex]

Diagonal = 14.142 meters.

Find more information: https://brainly.com/question/11037225

5. Find the area of an equilateral triangle with a
perimeter of 24 in.
what’s the area?

Answers

Answer:

18

Step-by-step explanation:

24÷3=6 6×6=36 36÷2=18

A drawing of a box has dimensions that are 2 inches, 3 inches, and 5 inches. If the drawing is on a 1: 8/3 scale, What are the dimensions of the actual box?

Answers

Answer:

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

Answer: the dimensions would be 1/8

Step-by-step explanation:

help ity help ity help help help

Answers

- 2 is best described as a coefficient

- x is best described as variable

- 16 is best described as a term

2x, when x = 10

2(10)

20

94 POINTS AND BRAINLIEST TO BEST ANSWER!!!

Answers

Answer:

54

Step-by-step explanation:

Diagonals are perpendicular so

2x+ 90 + 3x = 180  since this forms a triangle

Combine like terms

5x+ 90 = 180

Subtract 90 from each side

5x +90-90 =180-90

5x = 90

Divide each side by 5

5x/5 = 90/5

x =18

We want to find Angle ABD

ABD = 3x = 3*18 = 54

Answer:

HOPE THIS HELPS PLS DON"T TAKE IT DOWNN

Step-by-step explanation:

Say that the intersecting point of both diagonals is O

that means that in triangle AOB, all angles add up to 180º that is just the definition of sum of angles in a triangle

and the m<AOB = 90º, diagonals in a rhombus are perpendicular

that means that

90º + 2x + 3x = 180º

90º + 5x = 180º

5x = 90º

x = 18º

if m<ABD = 3x

then its equal to m<ABD = 3(18)

m<ABD = 54º

I need help please
Thank you

Answers

。☆✼★ ━━━━━━━━━━━━━━  ☾  

Volume = length x width x height

Substitute the values in:

Volume = 10 x 9 x 32

Solve to get the answer

Volume = 2880 in^3

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Answer:

[tex]2880 {in}^{3} [/tex]

Step-by-step explanation:

[tex]V

=

w

h

l

\\

=

10

·

32

·

9

\\

=

2880

{in}^{3} [/tex]

hope this helps

brainliest appreciated

good luck! have a nice day!

Which of the following is equivalent to 22/12?

1.8
1 5/12
1. 83
1 5/6

Answers

Answer:

1 5/6

Step-by-step explanation:

First you have to see how many times 12 goes into 22.

It goes in one time.

Then you do 22 - 12 = 10

1 10/12

Simplify:

1 5/6

Answer:

1  5/6

Step-by-step explanation:

22/12

Divide the top and bottom by 2

11/6

This is an improper fraction

Divide the top by the bottom

11/6 = 1 with  5 left over

1 5/6

You get a student loan from the New Mexico Educational Assistance Foundation to pay for your educational expenses this year. Find the interest on the loan if you borrowed $2,000 at 8.5% for 3 year.

Answers

Answer:

$554.58

Step-by-step explanation:

The interest on the loan can be computed by first determining the future value of the loan in three years as follows:

FV=PV*(1+r)^n

PV is the amount of the loan which is $2,000

r is the interest rate which is 8.5%

n is the number of years which is 3 years

FV=$2000*(1+8.5%)^3=$ 2,554.58  

Since the value of the loan in three years is $ 2,554.58 ,the interest on the loan is the difference between the future value and the present value

interest=$ 2,554.58-$2,000.00=$554.58

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