10 of the students in Josiah's grade like to eat meatloaf. 11 students like to eat spaghetti, and 6 students like to eat both meatloaf and spaghetti. How many students like to eat meatloaf but not spaghetti?

Answers

Answer 1
A=Students eating meatloaf.B =students eating sphegetti .A[tex]\cap[/tex]B students like both

Total stud=11+6=17

[tex]\\ \sf\longmapsto n(A\cup B)=n(A)+n(B)-n(A\cap B)[/tex]

[tex]\\ \sf\longmapsto 17=n(A)+10-6[/tex]

[tex]\\ \sf\longmapsto n(A)=17-4[/tex]

[tex]\\ \sf\longmapsto n(A)=13[/tex]

Cancel A intersection b

[tex]\\ \sf\longmapsto A=13-6=7[/tex]

Answer 2

Question:

10 of the students in Josiah's grade like to eat meatloaf. 11 students like to eat spaghetti, and 6 students like to eat both meatloaf and spaghetti. How many students like to eat meatloaf but not spaghetti?

Answer:

Students eating meatloaf. = A

students eating sphegetti = B

A∩ B students like both

Total students =11+6=17

⟼n(A∪B)=n(A)+n(B)−n(A∩B)

⟼17=n(A)+10−6

⟼n(A)=17−4

⟼n(A)=13

⟼A= 13−6

=7


Related Questions

Find the measure of the missing angle of each

Answers

Answer:

? = 120, ? = 145, respectively

Step-by-step explanation:

? + 60 = 180

? (+ 60 - 60) = 180 - 60

? = 120

35 + ? = 180

(35 - 35) + ? = 180 - 35

? = 145

Write a inequality for the graph shown below. Use x for your variable

Answers

Answer:

[tex]x > 4[/tex]

Step-by-step explanation:

X is greater than 4

A cube made of an unknown material has a height of 9 cm. The mass of this cube is 3,645 grams. Calculate the density of this cube given this information. Hint: a cube has equal sides

Answers

Answer:

Step-by-step explanation:

Volume of the cube = s^3

s = 9cm

V = 9 * 9 * 9

V = 729 cm^3

d = mass / volume

d = 3645 / 729

d = 5 grams / cm^3

WILL GIVE BRAINLIEST

Answers

Answer:

Page 3 - the y-intercept would remain at 5 and the slope would be 3 times the upward slope.

Page 5 - the y-intercept would remain at -2 and the slope would be 1/4 instead of 5

Step-by-step explanation:

In point slope form the slope and y-intercept can be read directly from the equation.

y = mx + b where m is the slope and b is the y-intercept.

Help please it would be nice

Answers

Answer:

Let the number be x

half the number can be written as

x/2

then 5 less than half of the number can be written as

(x/2) - 5

Please solve I will mark brainliest if correct

Answers

Answer:

m<RQP = 62°

Step-by-step explanation:

m<RQP = m<PQB + m<RQB

m<RQP = 38° + 24°

m<RQP = 62°

A restaurant chef wants to install a new floor In her kitchen the kitchen measures 8 yards wide and 12 yards long, and the flooring costs $3.00 per square yard. How much will the chefs new floor cost?

Answers

$228 is your correct answer

When making cookies, Sofia needs 7 minutes to prepare the dough and an
additional 9 minutes of baking time for each batch of cookies.
Let b represent the number of batches of cookies and m represent the total
number of minutes to make them.

Answers

Answer:

16 minutes

Step-by-step explanation:

all i know is 9+7 wahm bam yes mama its not it but ill give that answer >:D

gm everyone plz help with this question down below :) Who was Sherlock Holmes?
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(cough cough) free, ,points

Answers

Sherlock Holmes is an fictional detective

If Y is the midpoint of R and T. and RY = 3x - 2 and YT = 8x - 22. Find the
value of RT. *
Your answer

Answers

Answer:

11x-24

Step-by-step explanation:

All you have to do is add (3x-2)+(8x-22)=11x-24.

Answer:

RT = 20

Step-by-step explanation:

Since Y is the midpoint of RT , then

RY = YT , that is

3x - 2 = 8x - 22 ( subtract 8x from both sides )

- 5x - 2 = - 22 ( add 2 to both sides )

- 5x = - 20 ( divide both sides by - 5 )

x = 4

Then

RT = RY + YT = 3x - 2 + 8x - 22 = 11x - 24 , so

RT = 11(4) - 24 = 44 - 24 = 20

What numbers are a distance of 2/3 unit from 1/2 on a number line? Select the locations on the number line to plot the points.What numbers are a distance of 2/3 unit from 1/2 on a number line? Select the locations on the number line to plot the points.

Answers

Answer:

Step-by-step explanation:

1/2 + 2/3 = 7/6

1/2 - 2/3 = - 1/6

What is the answer to
-12x+7=-29
x=?

Answers

Step-by-step explanation:

-12x+7=29

or,-12x=-29-7

or,-12x=36

or,x=-36+12

x=-24

Answer

simplify (2^5/3^2)^4​

Answers

Answer:

The answer is

2^20 divided by 3^8

Step-by-step explanation:

multiply the both powers to the power outside. calculate it both then divide.

If do still cant get it... solve both and compare.

Can anyone help? It’s not -312,44,nor 92

Answers

Answer:

60

Step-by-step explanation:

4a + 2b² -2(a-3b)

a = 2 and b = 4

4(2) + 2(4)² - 2(2-3(4))

8 + 32 -2(2-12)

40 - 2(-10)

40 +20

60

Therefore 60 is correct.

Can you answer this math homework? Please!

Answers

Answer:

Question 1: c) 12.5 m/s

Question 2: a) The object is not moving.

Step-by-step explanation:

Question 1: 100(m) divided by 8(s) equals 12.5(m/s)

So she goes 12.5 meters per second (m/s).

Question 2: Distance = x variable (horizontal) because the distance depends on the time. Time = y (vertical) because the time is independent.

If the points on the distance or x axis stay the exact same while the time or y axis continues to change, this will lead to a straight horizontal line on a graph and mean that whatever it is being measured for distance, is staying still or 'constant'.

so confused i just started this subject

Answers

Answer:

6 sq.cm

Step-by-step explanation:

base = 4 cm

height = 3 cm

[tex]Area =\dfrac{1}{2}* \ base * \ height\\\\= \dfrac{1}{2}*4 * 3\\\\= 2 *3\\\\ 6 \ cm^{2}[/tex]

Avani is building a rectangular play area. The length of the play area is 7.5 meters. The width of the play area is 5.3 meters. If she wants to cover the area in foam, how much foam does she need to buy?

.

Answers

39.8 is the answer
hope this helps!

Answer:

She will need to buy 39.75 meters of foam

Step-by-step explanation:

so i'm struggling with a different problem this time. 5p - 9 = 2p + 12. (keep in mind i am an 8th grader in a high school algebra 1 class so i'm pretty clueless)

Answers

Solution :

5p - 9 = 2p + 12

5p - 2p = 12 + 9

3p = 21

p = 21 ÷ 3

p = 7
5p - 9 = 2p + 12
5p - 9 - 2p = 12
3p - 9 = 12
3p - 9 + 9 = 12 + 9
3p = 21
3p/3 = 21/3
p = 7

Heh, no comment at all

Answers

Answer:

A. B and F

Step-by-step explanation:

.................

The answer could be B and  ∠F

Which statement regarding operations with Rational and Irrational numbers is true?

a.
The sum of two Irrational numbers
is always Rational

c. The product of a Rational number and
Irrational number could be either
Rational or Irrational.

b. The product of two Irrational
numbers is always Rational

d. The sum of a Rational number and
Irrational number is always Irrational

Answers

d. The sum of a Rational number and

Irrational number is always Irrational

A, B & C form a triangle where Z BAC = 90°.
AB = 7.3 mm and CA = 4.6 mm.
Find the length of BC, giving your answer rounded to 1 DP.

Answers

Answer:

BC ≈ 8.6

Step-by-step explanation:

Using Pythagoras' identity in the right triangle , that is

BC² = AB² + AC² = 7.3² + 4.6² = 53.29 + 21.16 = 74.45 ( square root both sides )

BC = [tex]\sqrt{74.45}[/tex] ≈ 8.6 ( to 1 dec. place )

Find the perimeter. Simplify your answer.
+4
+4
U

Answers

u + u + 4 + u + 4 =

= u + u + u + 4 + 4 = 3u + 8 ← the end

Solve for a: a+b=C
Select one:
a. a. a=b+c
b. a=b-c
c. a=c-b
d. b=C-a

Answers

Answer:

b.

Step-by-step explanation:

a+b = c

so a is c-b then you have the answer

is 2.4 bigger than 2 1/3 ?

Answers

8.8 this letter forty years

Answer:

yes

Step-by-step explanation:

u can change 2 1/3 to decimal and u will get 2.33.

therefire, 2.4 is bigger than 2 1/3

Which decimal is equivalent to 8/11 ?
A. 0.72
B. 0.72 REPEATING
C. 0.88
D. 0.88 REPEATING

Answers

Answer:

b

Step-by-step explanation:

the answer is 0.7272727273 in total

the answer is B.) 0.72 repeating.

anyone know the answer??

Answers

Answer:

X (2, 1)

Y (2, 3)

W (5, 5)

Step-by-step explanation:

The current points are:

X (-2, -1)

Y (-2, -3)

W (-5, -5)

Now, after rotating 180 degrees around the origin, here is what points Y, Y, and W would look like:

X (2, 1)

Y (2, 3)

W (5, 5)

Plot these new points on the graph, and you'll have a new figure which will be rotated to 180 degrees.

I have also provided you with a graph, showing both, the original and the rotated version, below.

30. -3a^2= -3-6^2 is this correct? And I have to evaluate o I am not good at that so if u can help THANK YOU so much!

a=-6

Answers

Answer:

-3a^2= -3*(-6)^2

Step-by-step explanation:

-3a^2 = -3*a^2 = -3*(-6)^2

help i will give brainiest

Answers

Step-by-step explanation:

what the heck is that if someone's answers this they 9n x games mode

some please help!!!
i need it for now!!!!
PLEASE

Answers

Answer:

r =√[3V/(π h)]

Step-by-step explanation:

V = ⅓ × π r²h

=> multiplied by 3

3V = π r² h

=> find r²

r² = 3V/(π h)

=> find r

r =[3V/(π h)]

Answer:

[tex]r=\sqrt{\dfrac{3V}{\pi h}}[/tex]

Step-by-step explanation:

Given equation:

[tex]V=\dfrac{1}{3} \times \pi r^2 h[/tex]

To isolate [tex]r[/tex], multiply both sides by 3:

[tex]\implies V \times 3=\dfrac{1}{3} \times \pi r^2 h \times 3[/tex]

[tex]\implies 3V= \pi r^2 h[/tex]

Divide both sides by [tex]\pi h[/tex]:

[tex]\implies \dfrac{3V}{\pi h}= \dfrac{\pi r^2 h}{\pi h}[/tex]

[tex]\implies \dfrac{3V}{\pi h}=r^2[/tex]

Square root both sides:

[tex]\implies \sqrt{r^2}=\sqrt{\dfrac{3V}{\pi h}}[/tex]

As the radius is positive only:

[tex]\textsf{Apply radical rule} \quad \sqrt{a^2}=a, \quad a \geq 0[/tex]

[tex]\implies r=\sqrt{\dfrac{3V}{\pi h}}[/tex]

Locker combinations consist of numbers 1-30 on the dial. Every locker combo is 3
numbers. How many different locker combinations are there? (Enter the number only -
no labels)

Answers

Answer:  27000

This is the number 27 thousand

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

Explanation:

There are three slots and 30 choices per slot. Repeats are allowed.

So there are 30*30*30 = 27,000 different locker combos.

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