A total of 250 people were surveyed about whether or not each person carries a cell phone. The results are shown below in the relative frequency table.

Answers

Answer 1
Answer:
180 people
Step-by-step explanation:
None of them logically make sense. A is wrong because it is a higher amount of people who carry a cell phone than not. B and C is wrong because not 100% of people they interviewed carry a cell phone so D is the correct answer
Answer 2

Answer:it is 180

Step-by-step explanation:


Related Questions

If you save $125 each week for 12 weeks, how much will you be able to save?

Answers

Answer:

1,500 dollars

Step-by-step explanation:

You would do 125 times 12 = 1,500

Answer:

1,500$  Multiply 12 by 125!

Step-by-step explanation:

  Brainliest?

Hiii! My goal is to have a lot of friends and help a lot of people on this app. Sooooo...... if you could friend me, then go to all the question I will ever answer and put 5 stars and like them? Please? It will make my year. :)

p(x-3)= -x³+cx²-4x+3

Answers

Answer:

p= −x^3−x^2c+4x−3/x−3

c= p/x− 3p/x^2 +x +4/x−3/x^2

Step-by-step explanation:

I hope this helps!!! I have no idea what you were trying to find so I put the value of p and c so I hope this helps you :)

Answer:

c=4

Step-by-step explanation:

Find the value of c so that the polynomial p(x) is divisible by (x−3)

p(x)=−x^3+cx^2 −4x+3

if p is p(3)=-(3)^3 +c(3)^2 -4(3) +3

simplify p(3)= -27+9c -12 +3

combine p(3)=-36+9c

get c alone -9c=-36

divide c=4

Heart, 5 stars, and Brainliest if Correct!
Which method of heat transfer can take place without matter?

Answers

Answer:

is conduction the correct answer?

Select all equations that are true. A. 9 . 21 × 10 3 = 921 B. 9 . 21 × 10 1 = 92 . 1 C. 0 . 921 × 100 = 921 D. 0 . 921 × 10 4 = 9 , 210 E. 0 . 0921 × 10 2 = 9 . 21

Answers

Answer:

Option BOption DOption E

Step-by-step explanation:

Option A

9.21 * 10³ = 9,210 ≠ 921

Option A is FALSE.

Option B

9.21 * 10¹ = 92.1

Option B is TRUE.

Option C

0.921 * 100 = 92.1 ≠ 921

Option C is FALSE

Option D

0.921 * 10⁴ = 9,210

Option D is TRUE

Option E

0.0921 * 10² = 9.21

Option E is TRUE

I need help! Plzzzz
Let P(x) = 25(x + 2)2 – 2500.
1) Show that P(x) = 25(x-8)(x + 12).
2) Solve P(x) = 0.
3) MNPQ and QRST are two squares such that:
MN = 4(x + 2) and MR = (x + 2) (x > 0).
Let S be the area of MNPQ and S' the area of QRST.
a) Show that: S+S' = 25(x + 2)2
b) Calculate the value of x, if S + S' = 2500.​

Answers

Answer:

i've inserted 3 pictures. make sure you see each one of them :)

Step-by-step explanation:

I don’t understand so please HELPPPPPPPPPPP

Answers

Answer:

The missing angle is 50 and x=6

Step-by-step explanation:

So if all three angles of a triangle add up to 180 degrees, you would simply subtract 180-70-60 to find the missing angle, and from there you put in the equation 8x+2=50, you would do a step by step process get the x by itself on one side. first subtract 2 from both sides to remove it from one, making the equation 8x=48 and than divide both sides by 8 to remove it from the x making the answer x=6. :3

Answer:

x=6

Step-by-step explanation:

Ok so to do this you need to know if you add up all the sides of a triangle [This is for triangles] you get 180 every time.

So you already have two given angels. 70 and 60.

Lets make it an equation.

70+60+8x+2=180

It looks long and hard but we can simplify this if we go ahead and add up all the common factors. In this case would be all the numbers with no variables.

132+8x=180

You don't add the 180 because its on the opposite side of the equation.

Now you need to get the variable alone. To do that you need to do the opposite operation. In this case, that would be subtraction

132(-132)+8x=180(-132)

8x=48

Divide the 8.

x=6

8(6)+2=50

The table shows the participation in a school's debate club during the last four years.
Year
1
2
3
4
Students
14
19
25
33
Between which two years did the club see the greatest growth? By what percent did it grow?
Round to the nearest percent. Use the drop-down menus to show and explain your answer.
The greatest growth was between years
and
The growth between those years was about

Answers

Answer:

Greatest growth was between : year 3 and year 4

Percentage growth was about 32%

Step-by-step explanation:

Given the data:

Year : ______1 ____ 2 _____ 3 _______ 4

Students: __ 14 ___ 19 _____ 25 ______ 33

Number of students :

Year 1 & year 2 = 19 - 14 = 5

Year 2 & year 3 = 25 - 19 = 6

Year 3 & year 4 = 33 - 25 = 8

Hence,The two years at which the greatest growth was observed is between year 3 and year 4.

Percentage growth :

((33 - 25) / 25) * 100%

(8 / 25) * 100%

0.32 * 100%

= 32%

Use the graph of f to estimate the local maximum and local minimum.
Local maximum: ∞ local minima: (-2,-4) and (2, -4)
Local maximum: (0,0); local minimum: (-2,-4)
No local maximum; local minimum: (2,-4)
Local maximum: (0,0); local minima: (-2,-4) and (2, -4)

Answers

Answer:

Option (4)

Step-by-step explanation:

From the graph attached,

A, B and C are the points based at the heights and valleys of the given curve.

y-coordinates of these points always decide, whether the point is a local maxima or local minima.

y-coordinate of A → -4

y-coordinate of B → 0

y-coordinate of C → -4

Ends of the curve are moving towards infinity, so the absolute maximum is not defined.

Local minimum → -4

Local maximum → 0

Therefore, point representing local maximum is B(0, 0).

Points representing local minimum are A(-2, -4) and C(2, -4).

Option (4) will be the correct option.

please solve this...question..it may come in my exam.#math problem fast solve it and help me​

Answers

Answer:

n + y

Step-by-step explanation:

a² - b² = (a +b)(a - b)

[tex]\frac{n^{2}-y^{2}}{n+y}[/tex] ÷ [tex]\frac{n - y }{n + y } = \frac{(n + y)(n - y)}{(n + y)}*\frac{(n + y)}{(n - y)}\\\\[/tex]    

    { (n + y) in the denominator and numerator will be cancelled ;

       (n - y) in the denominator and numerator will be cancelled

                    = n + y

The graph of a system of equations will intersect at more than 1 point.

Always
Sometimes
Never

Answers

Answer:

sometimes

Step-by-step explanation:

Answer:

Sometimes

Explanation:

the ship left port x at 22 45 on friday and arrived at port y at 7 1/4 hours later. at what time and day did the ship arrive at port y?​

Answers

Answer:

The ship arrived at 5 am on Saturday

Step-by-step explanation:

Here, we want to know at what time and day the ship arrive the second port

we simply need to add the time it left the first port and the amount of time the journey took

Mathematically, that will be;

22:45 + 7 1/4

1/4 is same as 60/4 = 15 minutes

So we have;

22:45 + 7:15

= 5 am on Saturday

I WILL GIVE BRAINLIEST PLS HELP PLS PLS PLS
Jada’s friend has a dog that weighs 90 pounds.

Here is a diagram Jada drew that represents the weight of her friend’s dog and the weight of her puppy.

How many TIMES greater is the dog's weight, compared to the puppy?
Compare the weight of the puppy and the dog using fractions.

Compare the weight of the puppy and the dog using percentages.

Answers

Answer:

1. 1.1 times the weight of the puppy

2. 11/10

3. %110

Step-by-step explanation:

11 x 9 = 99

99/90=1.1

1.1 = 11/10 = %110

What he said ^^

1. 1.1 times the weight of the puppy

2. 11/10

3. %110

Step-by-step explanation:

11 x 9 = 99

99/90=1.1

1.1 = 11/10 = %110

Step-by-step explanation:

The table below represents a function. Write a number from the given values below to complete the table of values.

Answers

Answer:

Step-by-step explanation:

p l e a s e a n s w e r r r :))))

Answers

Answer:

Ok what do you need help on?

Step-by-step explanation:

Zara has forgotten her 4-digit PIN code.
She knows the first digit is a factor of 10 and the 4 digits make a number divisible by 2.
How many different sets of 4 digits could it be?

Answers

Answer:

800 different sets of digits

C to the power of 5 x c

Answers

Answer:

c to the power of 5 x c = c⁶

Step-by-step explanation:

We need to find the expression for c to the power of 5 x c.

c to power 5 is : c⁵

Now, multiply c⁵ and c.

c⁵ × c = c⁵⁺¹

= c⁶

So, the final expression is c⁶. Hence, this is the required solution.

Answer:

Step-by-step explanation:

c to the power of 6

HELP FAST PLEASE!!!
50 POINTS FOR WHOEVER ANSWERS FIRST!!!
What is the exponent in the expression 76?
a.6
b.7
c.13
d.42

Answers

Step-by-step explanation:

If you mean 7⁶, the exponent is 6. (A)

When written as a^m, a is a number and m is the exponent.

i believe the answer is A for the exponent of 76

can someone please help me

solve the system by substitution

2x=y
5x+5y=-15
(?,?)

Answers

Answer:

(-1,-2)

Step-by-step explanation:

hope this helps .

James and Sylvie need to paint the line around the outside of a soccer field. To know how much paint to buy, they must find the perimeter of the field. James claims, “I can calculate the perimeter by using the formula P = 2(l + w) .” Sylvie replied, “That’s not right. The correct formula is
P = 2l + 2w .” Who is correct? Provide evidence to support your answer.

Answers

Answer:

Both of them are correct.

The perimeter is found by adding up all four sides. If you notice, one of them is width and one of them is length. A rectangle has four sides, two width and two length.

l= length and w=width so P=2l+2w.

But, we can combine them by factorizing 2l+2w.

Lets see what we can pull out. We can only pull out 2.

2(l+w)=2l+2w.

2(l+w)=P

Both of them are correct.

Hope this helps plz hit the crown :D

Pls solve... will give brainliest... linear inequality

no need to fill name etc...

just answer questions

Answers

Here is another one of the answers in case you needed it!

Suppose that Cecil, the tightrope walker, can only travel lengths of 5 feet, 6 feet, and 8 feet.
• He can travel forward (positive 5, 6, 8)
• backward negative (-5, -6-8)
can go past the ladder and come back.
.
Show TWO number expressions that will represent a way for Cecil to cross a tightrope of
12 feet. ONE way MUST use a negative.
Edit
View
Insert
Format no
Tools
Table
12pt
Paragraph
В І
2
T²V
:

Answers

Answer:

The two expressions are;

1) -8 ft. + 3 × 6 ft. = 12 feet

2) -6 ft. + 2 × 5 ft. + 8 ft. = 12 feet

Step-by-step explanation:

The given parameters are;

The lengths in feet Cecil can travel = 5 feet, 6 feet, and 8 feet

The distances Cecil can travel forward = (positive 5, 6, 8)

Backwards Cecil can travel distances of (-5, -6, -8)

Cecil can go forward past the ladder and return back

Therefore, the number expressions by which Cecil can cross a tightrope 12 feet long are;

1) -8 ft. + 3 × 6 ft. = 12 feet

Which is to go back 8 feet and then to go forward 6 feet three times

2) -6 ft. + 2 × 5 ft. + 8 ft. = 12 feet

Which is to go back 6 feet then to go forward in 5 feet two times and then in forward again in 8 feet.

What is the approximate perimeter of △DEF?

75.2 cm
161.1 cm
182.5 cm
1028.5 cm

A right triangle labeled D E F with side D F labeled eighty centimeters. angle D labeled seventy degrees, and angle E a right angle

Answers

Answer:

C) 182.5

Step-by-step explanation:

i just took the test

plssss help me it’s really important!!!

Answers

Answer:

B

Step-by-step explanation:

Since ∠ E = ∠ F then the triangle is isosceles and DF = DE, that is

6x = x + 2y ( subtract x from both sides )

5x = 2y ( subtract 2y from both sides )

5x - 2y = 0 → (1)

and perimeter = 29, that is

6x x + 2y + 5x - y = 29 , simplifying

12x + y = 29 → (2)

Multiply (2) by 2

24x + 2y = 58 → (3)

Add (1) and (3) term by term to eliminate y, that is

29x = 58 ( divide both sides by 29 )

x = 2

Substitute x = 2 into (2) and evaluate for y

12(2) + y = 29

24 + y = 29 ( subtract 24 from both sides )

y = 5

Thus

FE = 5x - y = 5(2) - 5 = 10 - 5 = 5 → B

If a rectangular prism was 5 feet long, 5 feet high and 6 feet deep, how much would it weigh if one cubic foot weighed 0.1 tons?

Answers

Answer:

Total weight = 1,500 tons

Step-by-step explanation:

Given:

l = 5 ft

b = 5 ft

h = 6 ft

One cubic foot weighed = 0.1 tons

Find:

Total weight

Computation:

Volume = lbh

Volume = (5)(5)(6)

Volume = 150 ft³

Total weight = Volume / 0.1

Total weight = 150 / 0.1

Total weight = 1,500 tons

What is the missing numerator? blank over five plus eighteen over twenty equals thirty over twenty 8 5 3 2

Answers

Given:

[tex]\dfrac{?}{5}+\dfrac{18}{20}=\dfrac{30}{20}[/tex]

To find:

The missing value.

Solution:

Let x be the missing value.

We have,

[tex]\dfrac{x}{5}+\dfrac{18}{20}=\dfrac{30}{20}[/tex]

[tex]\dfrac{x}{5}+\dfrac{9}{10}=\dfrac{3}{2}[/tex]

Subtract [tex]\dfrac{9}{10}[/tex] from both sides.

[tex]\dfrac{x}{5}=\dfrac{3}{2}-\dfrac{9}{10}[/tex]

[tex]\dfrac{x}{5}=\dfrac{15-9}{10}[/tex]

[tex]\dfrac{x}{5}=\dfrac{6}{10}[/tex]

[tex]\dfrac{x}{5}=\dfrac{3}{5}[/tex]

Multiplying both sides by 5, we get

[tex]x=3[/tex]

So, the missing value is 3.

Therefore, the correct option is C.

There are 1920 fence posts used in a 12 kilometer stretch of fence. How many fence posts are used in each kilometer of fence?

Answers

Answer:

160 fence posts per kilometer

Step-by-step explanation:

1920/12= 160

HELP ASAP
Solve for x: |x| -8 = -5
Is it
A X=-13 and x =-3
B X=3 and x=-3
C X=3 and x= 13
D No solution

Answers

Step-by-step explanation:

x-8=-5

x=-5+8

x=3

...I think the answer is no solution..

The ratio of a number and 4 into a algebraic phrase

Answers

Answer:

x : 4

Step-by-step explanation:

The ratio of a number and 4 into algebraic phrase ;

Let the number = x

Expressing the number and 4 as a ratio in algebraic phrase will be written as :

Number : 4

x : 4

Which ordered pairs are solutions to the inequality 2x - y > -4? Check all that apply.

Answers

Answer:

(1,-6)

(-2,-5)

(8,2)

(4,0)

Select an equivalent form of the problem below.
log5 25 - log5 100

Answers

Answer:

both are wrong

Step-by-step explanation:

Other Questions
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