A class consists of 30 students: 12 of them study French, 8 study German, 3 students study both languages, and the remainder of the students do not study a langage. If a student is chosen at random, find the probability that the student studies French given that he or she studies a language. (Can steps be provided too as well pls)

Answers

Answer 1

Answer:

The answer and explains are in images

Step-by-step explanation:

A Class Consists Of 30 Students: 12 Of Them Study French, 8 Study German, 3 Students Study Both Languages,
A Class Consists Of 30 Students: 12 Of Them Study French, 8 Study German, 3 Students Study Both Languages,

Related Questions

4. How many lines of symmetry does a popsicle stick have?

Answers

Answer:

See below

Step-by-step explanation:

An actual popsicle stick has THREE lines of symmetry

   the figure shown has TWO lines of symmetry

Please help me solve this asap if possible​

Answers

Shaded area = y^2 - 25cm^2
= (y - 5)(y + 5)cm^2

Find the area of the shape above

Answers

Answer:

625 cm^2

Step-by-step explanation:

Break it into a rectangle on the bottom and a triangle on top

rectangle area = 50 x 8 = 400 cm^2

triangle area = 1/2 b * h = 1/2 * 50 * 9 = 225 cm^2

added together = 625 cm^2

required
Ben will purchase four books. The original prices of the books are $29.95, $23.95, $14.95, and $9.95. Ben has
our sales options from which to choose.
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Which ontion is the best deal?

Answers

Answer:

Option 2 Step-by-step explanation: Option 1: $68.85 Option 2: $68.80 Option 3: $70.9 Option 4: $71.81  More

What are the excluded values? b = 0 and -10 b = 2 and 5 b = 3 and 7 none of the above

Answers

b= 2 and 5

is your answer to the above question.

What are the values of lim g(x) and lim g(x)?
x + 33
x + 33+
-
X-
-
=
lim g(x) = - 16 and lim g(x) = - 7
- 33"
x 33*
lim g(x) = - 15 and lim g(x) = -6
X - 33"
X - 33
lim g(x) = - 7 and lim g(x) = - 16
X - 33
X - 33*
-
= -
-
lim g(x) = -6 and lim g(x) = - 15
- 33-
X - 33
X-
-

Answers

Answer:

the last answer is correct, lim as it aproaches 33- is -6, and as it aproaches 33+ is -15

Step-by-step explanation:

The limit as the function approaches 33+ means the limit as the function approaches 33 from the right side, and the table shows it approaches 15 from x is above 33.

When x is slightly below 33, it aproaches -6.

The values of lim g (x) when x → - 33 and lim g(x) when x → 33 are,

⇒ - 6 and 15

What is mean by Function?

A relation between a set of inputs having one output each is called a function. and an expression, rule, or law that defines a relationship between one variable (the independent variable) and another variable (the dependent variable).

We have to given that;

Table shown the relation between x and g (x).

Now, By table we get;

At x = 32.999;

g (x) = - 6.01

At x = 33.001;

g (x) = - 15.01

Thus, The values of lim g (x) when x → - 33 and lim g(x) when x → 33 are,

⇒ - 6 and 15

Learn more about the function visit:

https://brainly.com/question/11624077

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Please help will give brainliest!!!!
(If correct)

What is the explicit formula for this geometric sequence

Answers

Answer:

A

Step-by-step explanation:

8 is the first in the sequence, so we put 1 in for n

This makes the equation: 8 × (½)^0 which is equal to 8.

To find the rest, plug in 2, 3 ,4 etc. for n

Hope this Helps!

Hurry ASAP i have 30 minutes to turn this in

Answers

Answer:

correct answer is: Remove all the blocks and make four equal piles of 25, then put each in one of the boxes

Answer:

25 blocks in each box(1 answer)

Step-by-step explination

add all blocks then divide by 4

:D

Your 2-liter bottle of Urikium, which has a half-life of 72 days, gets spilled on your parents rug. How much will remain in the rug in 200 days?

Answers

Answer:

291.63 ml

Step-by-step explanation:

200/72 2.7778 half lives

(1/2)^2.77777 =   .1458        or    291.63 ml

ABCD is a parallelogram

Answers

Answer:

a) 2a

b) -a + b

c) -b -a

Step-by-step explanation:

a) From C, you just go down with a twice.

b) From A, you go up the a hence -a, then you go down b so -a + b.

c) From B, you go down b to O then you go up a to C.

This should be easy to answer!

Answers

Answer:

umm

Step-by-step explanation:

how do i do diameter

Answers

Answer:

12

Step-by-step explanation:

So the diamiter is really easy to find. It is just twice the radise. So if the radis is 6 then you do 6*2=12

Find the area of a trapezoid if base 1 is 10 units and base 2 is 18 units and the height is 5 units.

Answers

Answer:

A=7.5

Step-by-step explanation:

A=a+b

2h=1+2

2·5=7.5

help please???????????

Answers

Answer:

D

Step-by-step explanation:

The problem is put in different fractions to make it more confusing.

1 1/15 miles+ 1 3/5 miles+ 1 2/3 miles

We can find the common denominator of all of the fractions.

[tex]1 \frac{1}{15} + 1 \frac{9}{15} + 1 \frac{10}{15} \\= 3+\frac{20}{15} =4 \frac{5}{15}\\\\=[/tex]4  1/3

given:

[tex]monday = 1 \frac{1}{15} [/tex]

[tex]tuesday = 1 \frac{3}{5} [/tex]

[tex]wednesday = 1 \frac{2}{3} [/tex]

to find:

the total number of miles Kenya ran in 3 days.

solution:

[tex] \frac{16}{15} + \frac{8}{5} + \frac{5}{3} [/tex]

[tex] = \frac{16}{15} + \frac{8 \times 3}{5 \times 3} + \frac{5 \times 5}{3 \times 5} [/tex]

[tex] = \frac{16 + 24 + 25}{15} [/tex]

[tex] = \frac{65}{15} = \frac{13}{3} [/tex]

[tex] = 4 \frac{1}{3} [/tex]

therefore, the correct answer is option D.

Solve using elimination. 3х + 8y = -2 and -3х – бу = -6​

Answers

Answer:

x=10y= -4

Step-by-step explanation:

Simultaneous equations3х + 8y = -2-3х – 6у = -6​(3)3х + 8y = -29x + 24y = - 6(4)-3х – 6у = -6​-12x-24y=-249x = - 6-12x= -24-3x=-303x=30x=30/3x=10Put x back into equation3х + 8y = -23(10) + 8y = -230 + 8y = -28y= -2-308y= -32y= -32/8y= -4Verify solutions-3х – 6у = -6​-3(10) - 6(-4)= - 6-6=-6

Translate, (3, 1) to the right 1 unit. Then reflect the result over the y-axis. What are the coordinates of the final point?
show work

Answers

Answer:

(-4, 1) is the coords of the final point

Step-by-step explanation:

First do the translation: (3,1) to the right 1 unit is (4,1).
Now the reflection: (4,1) reflected over the y-axis is (-4, 1)

this should be correct... please tell me if its not! hope this helps!!

100 POINTS!!!!!!!
please help me with this question.

Answers

Your answer is B

Yw :D

Answer:

Its B

Step-by-step explanation:  I got it correct.....

What is the greatest value of the data represented by the box plot?

Answers

Answer: 45

Step-by-step explanation:

I had the same problem it's 45. 45 is the maximum or greatest data in the box plot.

Work out the value of s

S= ut + ½ at^2
u= 10 a=-2 t=1/2
Work out the value of s.

Answers

Answer:

s = [tex]\frac{19}{4}[/tex]

Step-by-step explanation:

substitute the given values into the equation

s = (10 × [tex]\frac{1}{2}[/tex] ) + ( [tex]\frac{1}{2}[/tex] × - 2 × ([tex]\frac{1}{2}[/tex] )² )

  = 5 + (- 1 × [tex]\frac{1}{4}[/tex] )

  = 5 - [tex]\frac{1}{4}[/tex]

  = 4 [tex]\frac{3}{4}[/tex]

  = [tex]\frac{19}{4}[/tex]

A sports ball has a diameter of 15 cm. Find the volume of the ball and select the correct units. Round your answer to 2 decimal places

Answers

The volume of the ball has a diameter of 15 centimeters around 2 decimal places is 1767.15 cubic centimeters.

What is Geometry?

It deals with the size of geometry, region, and density of the different forms both 2D and 3D.

A sports ball has a diameter of 15 cm.

Then the radius of the ball will be

r = d/2

r = 15/2

r = 7.5 cm

Then the volume of the ball will be

[tex]\rm Volume = \dfrac{4}{3} \times \pi \times r^3\\\\Volume = \dfrac{4}{3} \times \pi \times 7.5^3\\\\Volume = \dfrac{4}{3} \times \pi \times 421.875\\\\Volume = 1767.15\ cm^3[/tex]

More about the geometry link is given below.

https://brainly.com/question/7558603

#SPJ1

Help pleasee I don't know how to do this

Answers

Answer:

Just factorize the given plynomials.

Step-by-step explanation:

like in first example 7x+49

7(x+7)

1. 7(x+7)

2. 2(4m-3)

3. 5(a^2-3)

The white chocolates cost her 3 dollars per pound and the dark chocolates cost her 4 dollars per pound Denise spends 27 dollars altogether for the white and dark chocolate and bought a total of 8 pounds of white and dark chocolate how many pounds of each type of chocolate did she buy

Answers

Answer:

I believe its 8

Step-by-step explanation:

Answer:

8

Step-by-step explanation:

8 your answer is 8

Find surface area of a rectangular prism 3 ft 2 ft 6 ft​

Answers

Answer:

72 ft ^2

Step-by-step explanation:

Surface area =  2 * ( 3x6   + 6x2  + 2x3)  = 72 ft^2

Please please help!!!!! Will mark brainliest if correct!!!!!!!
Find the measure of the arc or angle indicated.

A. 118°
B. 62°
C. 124°

Answers

Answer:

You can measure an arc in degrees. Just like you measure an angle in degrees. And you assign the exact. Same measure in degrees to an arc. As the measure of the central angle that creates that arc. So I believe your answer would be A: 118 :).

The diameter of a wheel is 150 cm, if the wheel travels 376.8 m, how many times does the wheel rotate?

Answers

Answer:

79.94

Step-by-step explanation:

First, let us find the circumference of the wheel (circle).

For that, let us use the below formula.

C = π × d

Given that,

d ⇒ diameter ⇒ 150 cm ⇒ 1.5 m

Let us find now.

C = π d

C = 3.142 × 1.5

C = 4.713

And now to find the number of times that the wheel rotates, you have to divide the total distance that wheel traveled by it's circumference.

Let us find now.

No. of times that wheel rotates = 376.8m ÷ 4.713m

No. of times that wheel rotates = 79.94

Approximately, the wheel will rotates 80 times.

Reduce the fraction to lowest terms. Do not use spaces in your answer.
x³ - x²/

=
Blank/blank

Answers

Answer:

See below

Step-by-step explanation:

x^3   -  x^2 / x^3 =

x^3  - x^(2-3) =

x^3 - x^-1

x^3 - 1/x            now we know    x^3 = x^4 / x

(x^4 - 1)/x    

Answer:

[tex] \frac{x - 1}{x} [/tex]

Step-by-step explanation:

at the top, take out x^2 so you get : [tex] \frac{ {x}^{2}(x - 1) }{x^{3} } [/tex]divide both sides by x^2

in the diagram below. C is an equal distance to A and B.

Answers

Answer:

C(50;-20)

Step-by-step explanation:

The question is asking for the midpoint of the line.

The triangle is formed by placing a line directly from the y-axis to the x-axis.

The midpoint theorem is[ (x1+x2)/2 ; (y1+y2)/2 ].

your coordinates at A is (0;-40), because the x value is 0 on the line as shown in the diagram above point A.

Your coordinates for B are (100;0)

C[(x1+x2)/2 ; (y1+y2)/2 ]

C [(0+100)/2 ; (-40+0)/2 ]

C[ 100/2 ; -40/2]

C (50 ; -20)

PLEASE HELP ME MY 40 QUESTIONS ARE DUE TODAY WILL GIVE BRAINlIEST!!!!!

Answers

Answer:

300

Step-by-step explanation:

there are 300 tens in 3,000 since 3,000 divided by 10 is 300

300 tens because 3000 divided by 10 is 300

1
2
3
4
5
The fair spinner shown in the diagram above is spun.
Work out the probability of getting a factor of 12.
Give your answer in its simplest form.

Answers

Answer:

4/5

Step-by-step explanation:

1, 2 , 3 and 4 are factors of 12

so 4 out of 5

4/5 is the probability of getting factor of 12

Can someone answer this please

Answers

Answer:

Step-by-step explanation:

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