Suppose that you randomly selected 22 adults. If 10% of the population smoke, a) Using the Range Rule of Thumb, what is the minimum number of usual smokers we can expect to get out of 22 adults?

Answers

Answer 1

Answer: 2 to 3 people who would be smoking

Step-by-step explanation:

22 divided by 10 = 2.2

and since there could be more

or less so it could be 2 or 3


Related Questions

plss hurry For a brainlist Please help:)

Determine the graph of the function f(x)=3^x−4

Answers

Answer:

It is D

Step-by-step explanation:

The equation of the horizontal asymptote is  y = − 4  .Horizontal Asymptote:  y = - 4

i need help!!!!!!!!!!

Answers

Answer: Read the Explanation

Step-by-step explanation:

m<7 = 120

m<5 = 120

m<6 = 60

m<2 = 60

The reason why they are 60 is because they are supplementary angles to complete a straight line so like since 3 = 120 4 = 60 since its a straight line.

Answer:

ly

Step-by-step explanation:

shelley has 16.5 ounces of frosting that she wants to divide into 4 equal servings to frost four different cupcakes. how many ounces of frosting should she put on each cupcake

Answers

Answer: 4.125

Step-by-step explanation: just divide it but 4 and thats how i got it

3-14. Do you think that an area model can help rewrite expressions that involve multiplication? The area model below relates the expressions and . With your team, discuss how it can be used to show that these expressions are equivalent. Be prepared to explain your ideas.

Answers

Answer:

Step-by-step explanation:

Consider the line y=3x-3 .
Find the equation of the line that is parallel to this line and passes through the point(7, 4) .

Find the equation of the line that is perpendicular to this line and passes through the point (7, 4).

Answers

Answer:

4.7

Step-by-step explanation:

at the grocery store, abdullah purchased 3 pounds of mac and cheese for $7.50 how much mac and cheese could abdulla buy with $20?

Answers

Answer:

8 pounds

Step-by-step explanation:

"purchased 3 pounds of mac and cheese for $7.50"

You would make this into an equation to figure out the price of one pound of mac and cheese (x):

7.50=3x

x=2.5

Next, you can create an equation to represent the price per pound.

Total price = 2.5(number of pounds)

Now, plug in the information you have:

20 = 2.5x

8=x

8 pounds. Because Abdullah

help asap pleaseeeee

Answers

Answer:

Its the last one!

Step-by-step explanation:

Remember

closed circle is less than or equal to and greater than or equal to

open circles are the less than and greater than!

and because it is the

less than or equal to because its going up.(left)

£160 in the ratio 3:5 how much does Oliver get compared to sue

Answers

Answer:

8x=160x=20first num=3×20=60sec num=5×20=100

Step-by-step explanation:

What is the measure of angle xyz

Answers

Answer:

Step-by-step explanation:

LET:

∠XYW=Y

X,Y and W are the angles of triangle so:

X + Y + W=180

3x+11+Y+5x+1=180

Y=180-12-8x

Y=168-8x

Now ∠XYW and ∠XYZ are the angles of a straight line:

∠XYW+∠XYZ=180

168-8x+12x-20=180

4x+148=180

4x=180-148

4x=32

x=32/4

x=8

Now substitute value of x in Y:

∠(12x-20)=12(8)-20

∠Y=76

10. Shown here is the graph of which inequality?

Answers

Answer:

B) 3x +2y >= 6

Step-by-step explanation:

A hot air balloon went from an elevation of 4,940 feet to an elevation of 3,122 feet in 36 minutes. What was its rate of descent?

Answers

5151-3317=1834 feet 38 minutes

You need to raise a total of $1,000 for your trip. There are 20 days before you leave. You estimate that you will be able to sell 25 candy bars per day. How much should you charge for each candy bar?

Answers

Answer:

1,000 ÷25 = 40 so 40÷20= $2.00

your answer is $2.00 hope this helps

Re-write y=x^2– 2x - 3 in vertex form.

Answers

In Vertex form it would be
(1,4)

Answer:

Step-by-step explanation:

y=x²-2x-3

or

y=x²-2x+1-1-3

or

y=x²-2x+1-4

or

y=(x-1)²-4

vertex is (1,-4)

can someone help me on this and tell me how you did it you will get 30 points

Answers

[tex] \frac{2}{3} \div 3 \frac{1}{3} \\ \frac{2}{3} \times \frac{3}{10} \\ = \frac{2}{10} = \frac{1}{5} [/tex]

- BRAINLIEST answerer

Please help ASAP!
Write the ratio 2/7 to 8 as a fraction in simplest form. The ratio in simplest form is _____.

Answers

[tex]\dfrac{\tfrac 27}8 = \dfrac 2{7 \times 8} = \dfrac 2{56} = \dfrac 1{28} = 1:28[/tex]

Kathleen cycled a total of 18 kilometers by making 9 trips to work. After 21 trips to work, how many kilometers will Kathleen have cycled in total?

Answers

Answer:
42 kilometers

A graph is shown below:

Whích of the following inequalities is best represented by this graph? (4 points)

Answers

Answer:

  5x -y ≥ 2

Step-by-step explanation:

The slope of the boundary line is positive, so the x- and y-coefficients will have opposite signs when the equation is written in standard form (eliminates choices A, B).

The graph is shaded for x-values greater than those on the boundary line, so the form of the desired equation will be ...

  ax -by c . . . . . for some positive values of a, b, c

This eliminates choice C and indicates the correct choice is the last one:

  5x -y ≥ 2

Explain why 4xy and 5x²y are not like terms.

Answers

They aren’t like terms became 5x^2y has an exponent

We could have the numbers
5x^2 and 5x and they wouldn’t be like terms because one has an exponent

(Will give BRAINLIST to best answer)
Angle QRS is a straight line. The measure of angle 2 is 60 degrees more than the measure of angle 1

Answers

Answer:

Angle 2 = 120 degrees, Angle 1 = 60 degrees

Step-by-step explanation:

Since a straight angle is 180 degrees, you have to add up the 2 angles to 180.

x+x+60=180

2x+60=180

2x=120

x=60

Angle 1 = 60

Angle 2 = 60+60=120

Find the total surface area of this triangular prism.

Answers

Answer:

look at the photo.....................

The surface area of the given triangular prism = 920 square cm.

In the given triangular prism

S1 = 25 cm

S2 = 25 cm

S3 = 14 cm = base

Height = 24 cm

length = 10 cm

Perimeter = S1 + S2+ S3

                 = 25+25+14

                 = 64 cm

Area of base =  length x base

                      = 10x14

                       = 140 square cm

Since we know that,

Surface area of triangular prism = (Perimeter × Length) + (2 × Base Area)

                                                     = (64x10) + 2x140

                                                     = 640 + 280

                                                     = 920 square cm

Hence,

The required surface area =  920 square cm.

To learn more about prism visit:

https://brainly.com/question/2918181

#SPJ2

A chest shaped as a rectangular prism can hold 432 wooden cube blocks with edge lengths of 13 ft. What is the volume of the chest? Enter your answer in the box.

Answers

Not too sure but I think you need to find the volume of each cube and the times it by 432
So
13 x 13 x 13 and then that X by 432

Answer:

i believe it is 16

Step-by-step explanation:

Find the perimeter. Simplify the answer.

Answers

Answer:

4u

Step-by-step explanation:

Perimeter of square = u+u+u+u

                                  = 4u

Here is the answer to the question

Rhonda started a business. Her business made $30,000 in profits the first year. Her annual profits have increased by an average 5% each year since then.


A) Write an iterative rule to model the sequence formed by profits of Rhonda’s business each year.


B) Use the rule to determine the annual profits of Rhonda’s business can be predicted to be 15 years from the start of her business. Round your answer to the nearest dollar. Do not round until the end, show your work.

Answers

Using an exponential function, it is found that:

a) The model is: [tex]A(t) = 30000(1.05)^t[/tex]

b) Her predicted profit is of $62,368.

An increasing exponential function is modeled by:

[tex]A(t) = A(0)(1 + r)^t[/tex]

In which:

A(0) is the initial value.r is the growth rate.

Item a:

$30,000 in profits on the first year, hence [tex]A(0) = 30000[/tex].Grows 5% each year, hnce [tex]r = 0.05[/tex]

Then:

[tex]A(t) = A(0)(1 + r)^t[/tex]

[tex]A(t) = 30000(1 + 0.05)^t[/tex]

[tex]A(t) = 30000(1.05)^t[/tex]

Item b:

[tex]A(15) = 30000(1.05)^{15} = 62368[/tex]

Her predicted profit is of $62,368.

For more on exponential functions, you can check https://brainly.com/question/25537936

What is the value of w in this equation?
10w = 27 + w

Answers

Answer:

w = 3

Step-by-step explanation:

10w = 27 + w

since there is two like terms in this equation which are 10w and w, we can subtract w from both sides to get it on one side of the equation

10w = 27 + w

-w           - w

9w = 27

now we have to get w alone so we have to divide 9 by both sides

9w/9 = w

27/9 = 3

so w = 3

X=3

10w=27+w
-w

9w=27
—-
9


W=3

An item is regularly priced at $55. Miguel bought it at a discount of 65% off the regular price

Answers

Answer:

$35.75 is the discount price.

Step-by-step explanation:

0.65 x 55 = 35.75

f(x)=5x-2 find the slope of f​

Answers

Answer:

Slope = 5

Step-by-step explanation:

Standard slope intercept form: y = mx + b

where m = slope of the function

so m = 5

Hope this helps!

hey guys can u check my answers, if you see one thats not correct pls correct me!

Answers

Answer:

b. 300 c. 18 d. 30

Step-by-step explanation:

b. 400/4=100, 100*3=300

c.0.3*10=3, 3*6=18

d.0.75*10=7.5, 7.5*4=30

Answer:

B C and D are incorrect

Step-by-step explanation:

1/2 • 13 is 6.5

3/4 • 400 = 300

(0.3)•60 = 18

(0.75) • 40 = 30

Brainliest please

help loll i need an 100

Answers

Answer:

-4 (as - and + = -)

Step-by-step explanation:

If you like my answer than please mark me brainliest thanks

parallel perpendicular or neither

Answers

Well I guess it should be perpendicular

Gabriella bought 8 chicken wings for $4. What was the cost of the wings in wings per dollar?

Answers

Answer:

2 wings/dollar

Step-by-step explanation:

The unit cost is $4 / 8 wings, or $0.50/wing.  This is equivalent to 2 wings/dollar.

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