Brian wants to determine the best date for the seventh grade carnival. He plans to survey a random sample of seventh graders to choose the best date.

How can Brian select a random sample of the seventh graders in his school?

A
Brian should survey all of the girls in the seventh grade.
B
Brian should survey all of the football players in the seventh grade.
C
Brian should survey the first class that comes to lunch based on the seventh grade lunch schedule.
D
Brian could put the names of all the 7th grade students in a hat, and he could draw 25 names from the hat.

Answers

Answer 1

Answer:

D seems to be the best answer

Answer 2

Answer:

D

Step-by-step explanation:


Related Questions

PLZ HELP ASAP DUE TMR NEED RN TYSM

Answers

Answer:

b= 133º

c= 47º

no link No link NO LINKS

Answers

Base=9
Height=10
A=90
I think

Answer:

Base 9

Height 10

A 90

You want to produce a scale drawing of your living room which is 14 ft by 16 ft if you use a scale of 2 in = 4 ft what will be the dimensions of your scale drawing.

Answers

Answer:

7 in by 8 in

Step-by-step explanation:

The dimensions of the living room is 14 ft by 16 ft

In the scale drawing 2 in = 4 ft

[tex]1\ \text{in}=2\ \text{ft}[/tex]

So, 1 in of the scale drawing represents 2 ft in the real world.

[tex]1\ \text{ft of the actual dimension}=\dfrac{1}{2}\ \text{in in the scale drawing}[/tex]

[tex]14\ \text{ft}=\dfrac{14}{2}=7\ \text{in of the scale drawing}[/tex]

[tex]16\ \text{ft}=\dfrac{16}{2}=8\ \text{in of the scale drawing}[/tex]

Hence, the dimensions of the scale drawing are 7 in by 8 in.

PLEASE HELP ASAP ill give brainliest answer

Answers

Answer:

62.1=3 sig fig

185.3=4 sig fig

1,760= 3 sig fig

0.06= 1 sig fig

I don't know if that's all the questions you have or you didn't get the last one In the pic

Is this a proportional or nonproportional linear relationship?

Answers

Answer:

Linear

Step-by-step explanation:

The numbers add by 4 it’s not scrambled

Answer:

This is a proportional relationship

Step-by-step explanation:

The x values increase by 1 every time

The y values increase by 4 every time

Hope this helps!!

Is the measure of angle 6 is 123 degrees what is the measure of angle 1

Answers

Answer:

measure of angle 1=180-123=57°[exterior angle is supplementary]

The price of a dress was
reduced from $60 to $45.
By what percentage was
the price of the dress
reduced?

Answers

Answer:

25%

Step-by-step explanation:

$60 * .25 = $15

$60 - $15 = $45

a 15 foot tree casts a shadow 20 3/4 feet long at the same time a nearby building casts a shadow 166 feet long, how tall is the building

Answers

Answer: the height of the tree is 27 feet

Step-by-step explanation: We can set up a proportion comparing the height of each object to the length of the shadow.

h s

h 15 = 18

       10

Cross multiply

10 ⋅ h = 18 ⋅ 15

10 h = 270

Use the multiplicative Inverse

10

h

10

=

270

10

h = 27

(Please help quick! will do brainliest!!)

What is the median value of the data set shown on the line plot?

Enter your answer in the box.

Answers

Answer:

110

Step-by-step explanation:

that's what I got, I apologize if it's incorrect

Answer:

The median value would be 105.

Step-by-step explanation:

I would say the answer is 105. I hope that's right.

Twice a number added to another number is -8. The difference of the two numbers is 2. Find the
numbers.

Answers

Answer:

-2, -4

and

-1 1/3, -3 1/3

Step-by-step explanation:

2×x + y = -8

x - y = 2 or y - x = 2

first going for x-y=2

so, x = 2 + y

=> 2×(2+y) + y = -8

4 + 2y + y = -8

3y = -12

y = -4

=> x = 2 + -4 = -2

second going for y-x=2

-x = 2 -y

x = y - 2

=> 2×(y-2) + y = -8

2y - 4 + y = -8

3y = -4

y = -4/3 = -1 1/3

=> x = -4/3 - 2 = -3 1/3 (or -10/3)

If the graph of a function is flat, then it would be described as:​

Answers

Answer:

Constant.

Step-by-step explanation:

If a graph of a function is flat, it means there is no increase or decrease, meaning it has no changes.

LaShonda purchased 42 gallons of gas for $121.38. Which equation represents the
cost, y, of x gallons of gas?

Answers

It would be y = 2.89x


1. The Jordans are shopping for a new vehicle. They are pricing a 4 door
sedan. The base price is listed at $19,500. Factory Installed options total
$1,395. The destination charge is $385. What is the sticker price?
$17,720
$19,885
$20,895
$21,280

Answers

Answer:

21,280

Step-by-step explanation:

Answer:21,280

Step-by-step explanation: because I am smart and I am black BLM and LM and ALL LIVES MATTER

Find the area of the circle. Round you answer to the nearest hundredth.

Answers

Answer: well first you need to send the picture

Step-by-step explanation:

1. Take the picture

2. Post it to brainly

3. Get your answer

willl give brainlyist if quick its timedd

Answers

Answer: 0

Step-by-step explanation: The answer is 0

Answer:

y=0

Step-by-step explanation:

Help me out please????

Answers

Answer:

fromfromfromfromfromfromfromfromfromfromfromfromfromfromfromfromfrom

Step-by-step explanation:

asap! please help i’ll give brainliest

Answers

Answer:

B. The second graph

Step-by-step explanation:

Hope this helps! Let me know if you need an explanation! Have a nice day :)

Answer:

Second option

Step-by-step explanation:

Pls help with this it’s 3:44 AM for me, I’m in my study room trying to figure out how to solve this with the lights on secretly hehe, and I still didn’t finish My math work cuz I didn’t know howw ( due tomorrow ) and it’s getting rlly late so can u guys help me?? ty <33! please try your best! /spamming!/

Answers

The answer is that the 4/10 can is less than 1/2. To find this, just divide each of the fractions to see which is less than 1/2.
1/2 = 0.5
4/10 = 0.4
5/8 = 0.625
0.4 < 0.5
0.625 > 0.5 <—- Wrong!

Answer:

The first can that is 4/10 full.

Step-by-step explanation:

Well half of 8 is 4 and 4/8 is equal to 1/2. So 5/8 in this case is over 1/2. The can that is 4/10 full is less than 1/2 because half of 10 is 5 (5/10), so it is beneath that 1/2 mark.

I hope my explanation was easy to understand because I tried to make it simple.

:) :) :)

What is the value of x?

Answers

Answer:

5 units (you are right!)

Step-by-step explanation:

The triangles ABD and BCD are similar.

Therefore,

[tex]\frac{x}{10}=\frac{10}{4x} \\4x^{2}=100\\x^{2}=25\\x=5[/tex]

I hope this helped!

There were 63 people sitting in a school auditorium of which 1/7 were teachers, while the rest were students. How many teachers were sitting in the
auditorium?


Answers

Answer:

eat an apple it is good for you and others around you

Answer:

9 teachers were sitting in the auditorium.

Step-by-step explanation:

63 divided by 7 is 9.

Find three consecutive odd integers such that
the sum of four times the first, three times the
second, and two times the third is 167.

Answers

Answer:

17, 19, 21

Step-by-step explanation:

x = first number

x+2 = second number

x+4 = third number

4x + 3(x+2) + 2(x+4) = 167

simplify:

4x + 3x + 6 + 2x + 8 = 167

combine like terms:

9x + 14 = 167

subtract 14 from each side of the equation:

9x = 153

divide both sides by 9:

x = 17

Find the measure of angle x. 217 ° х 103 160 O 320 57 O 114​

Answers

Answer: 145

Step-by-step explanation:

check

which of the following represents h (x-2) + 3

Answers

Answer:

A

Step-by-step explanation:

For transformation functions;

(x-2), the 2 represents horizontal shift (left or right)

if it is a positive= shift left

if it is a negative= shift right

since it is -2, the vertex of the graph is shifted right by 2 units.

For the +3 on the outside of h(x-2), this addresses the vertical shift.

Since it is +3, this means that the graph's vertex is shifted up.

help please! quadratic equation and stretch factor

Answers

Answer:

Equation: f(x)=x²-4x+3

Stretch factor: a=1

Step-by-step explanation:

Notice the x-intercepts are (1,0) and (3,0) which can help us determine the equation by setting their expressions equal to 0 and expanding:

(x-1)(x-3)=0

x²-4x+3=0

Therefore, the equation is f(x)=x²-4x+3 where the stretch factor is a=1

Function f (x) = 25x/x + 3 has a discontinuity at x = –3. What are Limit of f (x) as x approaches negative 3 minus and Limit of f (x) as x approaches negative 3 plus?

Answers

Answer: C

Step-by-step explanation:

edge2021

What is the answer to this???

Answers

Answer:

18

Step-by-step explanation:

First, we have to find out the scale factor of the triangles. So, we go from 20 to 30 by:

[tex]20s=30\\s=3/2\\s=1.5[/tex]

1.5 is the scale factor. We're looking for x. We go from 12 to x by:

[tex]12*1.5=x\\18=x[/tex]

i need help with this question

Answers

Answer:

the circle is 615.752160104 but the square196

Step-by-step explanation:

Select the correct answer.
Which expression has a greatest common factor of 3h?
A.
6h2 − 2h
B.
18h2 − 6h
C.
12h + 21h2
D.
3 − 9h

Answers

Answer:

c maybe

Step-by-step explanation:

C 12h +21h2 is the answers

Lauren can drive her car 320 miles on 10 gallons of gasoline. Melissa can drive her car 280 miles on 8 gallons of gasoline. Who can drive farther on 40 gallons of gasoline? ​

Answers

how many miles on 1 gallon?

Lauren: 320/10=32

Melissa:280/8=35

Who Drove farther?

32*40=1280

35*40=1400

Melissa can drive farther

Melissa drove farther of 1400 miles than Lauren.


What is an expression?

The mathematical expression combines numerical variables and operations denoted by addition, subtraction, multiplication, and division signs.

Mathematical symbols can be used to represent numbers (constants), variables, operations, functions, brackets, punctuation, and grouping. They can also denote the logical syntax's operation order and other properties.

Given that Lauren can drive her car 320 miles on 10 gallons of gasoline. Melissa can drive her car 280 miles on 8 gallons of gasoline.

The distance for 40 gallons will be calculated as,

Lauren: 320/10=32

Melissa:280/8=35

Distance covered by Lauren,

32  x 40=1280 miles

Distance covered by Melissa,

35 x 40=1400 miles

To know more about an expression follow

https://brainly.com/question/1262967

#SPJ2

if bob is 4 years older than twice his neighbor's age, and the sum of their ages is 67, what is bob's age ?

Answers

Answer:

bob would be 46

Step-by-step explanation:

take 67 subtract 4 to get 63 and divide it by 3 to get 3 groups of 21

add 21 and 21 to get 42+4=46

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