#17: Jackson would like to determine which elective is the favorite among
his peers. He surveys every 20th person to walk through the front door of
school and finds that 27 out of 40 students like P.E. the best. If there are
800 students at the school, how many would you expect to say P.E.? *

Answers

Answer 1

Answer:

dic

Step-by-step explanation:

you suck it then eat it


Related Questions

write 43600000×56000 in scientific notation​

Answers

Answer:

(4.36x10^7)x(5.6x10^4)

Step-by-step explanation:

To answer the question what is 43600000 in scientific notation let’s recall how to convert 43600000 to scientific notation as detailed on our home page.

When you split the number 43600000 into a coefficient and a power of 10 you do get 43600000 in exponential form, but there is an indefinite number of possibilities.

As you probably want 43600000 in normalized scientific notation, the coefficient or significand of 43600000 in scientific notation must be in the interval [1,10[.

As there are many ways to express 43600000 in scientific notation, in this post we mean 43600000 in normalized scientific notation, unless stated otherwise. Therefore:

43600000 in scientific notation = 4.36 × 107.

Now you can do that for the other one to found out what it is equal to.  

Dave rolled a number cube 10 times and recorded the frequency of each result in this table.

According to the table, what is the experimental probability in simplest form that the number cube shows 6?
A. 1/10
B. 1/6
C. 3/10
D. 1/2

Answers

B issssssssssss obvvvvvvvvvvv looll

NEED HELP shouldn’t take to long :)

Answers

1. Right
2. Obtuse
3. Isosceles
4. Equilateral
5. Acute
6. Scalene

Mike measured the stage where his band was going to play to determine if it is a right triangle. Does the stage with side lengths of 36 feet, 48 feet, and 60 feet form a right triangle

Answers

Answer:

let

hypotenuse[h]=60ft

base[b]=36ft

perpendicular [p]=48ft

by using Pythagoras law

p²+b²=h²

48²+36²=60²

2896≠3600

since p²+b²≠ h²[so the stage is not in a right angled triangle]but it is scalene triangle

The time spent by a teacher on schoolwork during the weekend is normally distributed with a mean of 6 hours and a standard deviation of 1.2 hours.
a) What amount of time do the bottom 20% of teachers work?
b) What amount of time do the top 20% of teachers work?
c) What amount of time do the middle 40% of teachers work?

Answers

Find the mean of the data.
Length (cm) of fish in tank:
7, 2, 1, 4, 5, 2, 3
Round to the nearest tenth.
Mean: [?] cm

• The manager of a bookstore uses the equation 8 = p - 3.5 to find the price a student pays for a book.
Which situation could the equation represent?
• The sale price, s. of a book is $3.50 less than the original price,p.
• Use the equation 8 = p - 3.5 to help you complete the table.
Original Price in Dollars (p) 3.50 4.50 5.00 8.00
Sale Price in Dollars (s)
?
?
?
7
00
9
4
5
6
1

Answers

Answer:

Step-by-step explanation:

Answer:

0, 1.00, 1.50, and 4.50

Step-by-step explanation:

Hope this helps

If the value of x for normal distribution is 35, the mean of normal distribution is 65 and the standard deviation is 25, then calculate the standardized random variable, and P(X < 35).

Answers

Answer:

[tex]Z=-1.2[/tex]

Step-by-step explanation:

From the question we are told that:

Normal distribution [tex]x=35[/tex]

Mean of normal distribution [tex]\=x=65[/tex]

Standard normal distribution deviation [tex]\sigma= 25[/tex]

Generally the equation for standardized value is mathematically given by

 [tex]Z=\frac{x-\=x}{\sigma}[/tex]

 [tex]Z=\frac{35-65}{25}[/tex]

 [tex]Z=\frac{35-65}{25}[/tex]

 [tex]Z=-1.2[/tex]

Therefore the standardized value of x is

 [tex]Z=-1.2[/tex]

Below. What is m∠1?

m∠1 =

Answers

Answer:

70 degrees

Step-by-step explanation:

Brianna has 3 posters she wants to hang on the wall. How many different ways can
the posters be arranged in a row?

The answer is 6

Answers

Answer:

print them out or something

PLS HELP ASAP ILL MARK BRAINLIEST

Answers

I think it’s A or B
The answer is C. 1/2 is the product of the variables. I hope that helps!

( pls help i’ll give the brainliest and quick) In the equation (x-3)2+(y-2)2=16, the center of the circle is...
(3,2)
(-2-3)
(-3,-2)

Answers

(3,2) is the center and 4 is the radius (incase you need that too)

if i dont get this answer done by 7:30 my moms gonna b e mad at me, please help me and also please no files i dont understand them =_=

Answers

Answer:

gotchu.

c = 36

Step-by-step explanation:

First add five to each side.

c/4 = 9

then you multiply by four:

c=36

Tim filled his beach ball with 800 cubic inches of air. It loses 30% of its remaining air every 15 days. Which expression models how much air will be left after 5 months? (Let 15 days = twice a month.)

Answers

Answer:

22.6in³

Step-by-step explanation:

a = 800(0.7)^(150/15)

a = 800(0.7)^(10)

a = 22.6in³

Answer:

800(1-0.3)^5*2

Step-by-step explanation:

bright thinker confirmed

Help pls?!!!! For brainlest and extra points

Answers

Answer:

12cm squared

Step-by-step explanation:

The area of a triangle is 1/2bh

A = 1/2 x 4 x 6

A = 4 x 3

A = 12 cm squared

Answer:

The answer is B: 12 cm^2.

Step-by-step explanation:

The formula for the area of a triangle is b * h / 2 (base times height divided by two).

6 * 4 = 24

24 / 2 = 12

And since we're looking for area, the answer would be squared, as all areas are.

The answer: 12 cm^2.

Brainliest would be really really greatly appreciated!!!!

what is 0.7777 rounded 3 decimal places ?

Answers

Answer:

0.778

Step-by-step explanation:

This is because 7 is greater than 5 so you would round it up.

Answer:

0.778

Step-by-step explanation:

0.7777 rounded to the nearest 0.001 or the thousandths place.

Is (x+4)^2 equivalent to 2x^2+8x+8? Explain or show your reasoning.
answer: no because they have different x values

(x + 4) 2 —> 2x + 8

2 x 2 + 8x + 8 —> 8x + 12

teachers response:

Your answer is correct in that they are not equivalent. But I need you to show me what (x+4)^2 equals. First, you would write it this way: (x+4) (x+4). Now, multiply these binomials…what do you get?

please help!!

Answers

Answer:

It's wrong because the y intercepts are different

Step-by-step explanation:

The box method is OP for these kind of questions

If I don't do a good job explaining it then I reccomend you consult the internet

The expression (x + 4)² is not equivalent to the expression 2x² + 8x + 8.

What is an equivalent?

The equivalent is the expression that is in different forms but is equal to the same value.

The definition of simplicity is making something simpler to achieve or grasp while also making it a little less difficult.

The expression is given below.

⇒ (x + 4)²

Simplify the expression, then we have

⇒ (x + 4)²

⇒ (x + 4)(x + 4)

⇒ x² + 8x + 16

Thus, the expression (x + 4)² is not equivalent to the expression 2x² + 8x + 8.

More about the equivalent link is given below.

https://brainly.com/question/889935

#SPJ3

What is the value of x in the equation 3x − 2 = x + 8?

Answers

Answer:

x=5

Step-by-step explanation:

We need to find the value of x the given equation: 3x-2=x+8

the goal when solving for equations is to isolate the variable onto one side, and have the number (value of what x is) on the other side

here's the equation:

3x-2=x+8

first, add 2 to both sides

3x-2=x+8

   +2   +2

___________

3x=x+10 (2 goes away on the left side, as -2+2=0)

now, subtract x from both sides

3x=x+10

-x   -x

______

2x=10 (x goes away on the right side, as x-x=0)

we have the variable isolated on one side, with the number on the other, but we need the value of x by itself (1x)

divide both sides by 2

x=5 (because 2x/2=1x, or x. 10/2=5).

therefore, the value of x is 5

Hope this helps!

Which of these is the algebraic expression for "six more than the product of seven and some number?"

Answers

6+(7n)
Six more than the product of 7 and a number

The diagram shows a triangle. What is the value of w?​

Answers

Answer:

A triangle has 180 degrees, so 44+13w+4w=180  Solve for w.

17w=136  w=8

Step-by-step explanation:

Plz help meee
Find the x and the y
Plz I need work to

Answers

Mannnnn god be with u on the final exam

The data in the table below shows the
number of degrees the temperature rose
after sunrise on a particular day. Determine
if this data represents a proportional
relationship. If yes, give the rate.
Hours
Past
Sunset
Degree
Change
3
5.25°
4.

6
10.5°
8
14°

Answers

No it is not a proportional relationship


Melly wants to simplify the expression 323/5

Answers

Answer:

64 3/5

Step-by-step explanation:

Your answer would be 643 3/5, hope this helps!!


The graph below is the solution for which sets of inequalities?

Answers

Answer:

the first one

Step-by-step explanation:

i did the test and got it right

Answer

1

Step-by-step explanation:

8. Which choice is chord?
LG
CH
LM
CJ

Answers

Answer:

Step-by-step explanation:

LG: is a chord. Are there others?

CH: is a radius. C is the center of the circle.

LM: You have to draw in LM. LM would be a secant. It cuts the circle in exactly two places.

CJ: Anything coming from C and ending at the circumference is going to be a radius.

what is the mean of the following data values? 53,71,89,10,87

Answers

Answer:

63

Step-by-step explanation:

Mean=Sum of all values/number of observation

=53+71+89+10+87/5

=310/5

=62

It's 62

Just took test

Tyra’s father is two years more than three times as old as she is. If Tyra is nine years old, how old is her father?
A-29
B-27
C-17
D-18
E-32

Answers

Answer:

A - 29

Step-by-step explanation:

she is Nine so

her dad will be

2+9×3

2+27

29

Answer:

hi how are you doing today Jasmine

Find the value of x.

Answers

66 might be the value of x

A straight line = 180 degrees.

180 - 114 = 66 degrees

What is the radius of a circle that has an area of 89 square feet?

Answers

Answer:

5.32255ft

Step-by-step explanation:

A

π=89

π

Answer:

5.3

Step-by-step explanation:

The equation is A=πr²

The area is 89 so 89=πr²

89/π=r²

√89/π =r

r=5.322554

Estimate 12.32+7.636 by first rounding each number to the nearest tenth.

pls help need the right answer thank u

Answers

Answer:    19.9

===========================================================

Explanation:

12.32 rounds to 12.3 when rounding to the nearest tenth (aka one decimal place). The digit in the tenths place stays the same because the next digit over is not 5 or larger.

7.636 rounds to 7.6 when following the same rule

Adding those two rounded values gets us 12.3+7.6 = 19.9

HELPP I NEED HELP!!!

Answers

Answer:

10

3

Step-by-step explanation:

Other Questions
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