2. In Arabella's homeroom class there are 8 girls and 12 boys, including her. 2 points
One student will be randomly selected to take attendance. What is the
probability that the student will be a girl? (SIMPLIFY) *
2/5
1/2
3/5
2/3

Answers

Answer 1

Answer:

the probability is 2/3

Step-by-step explanation:

you want to divide 8 by 12


Related Questions


Help me please it’s not a or b btw

Answers

Answer:

from what I'm seeing the answer is C

C^^^^ !!!! ahhahahahha

Use distributive property to rewrite 6m(3n+1) in its equivalent form

Answers

Step-by-step explanation:

Use distributive property to rewrite 6m(3n+1) in its equivalent form

Answer:

Sate why the measure of angle d is 120 degrees

how do i find the unit rate?

Answers

U can find the unit rate by looking where is the point so in that pic the unit rate I see is: 3/5

0)
What is the volume of this cube?
1 cubic foot
)) 4 cubic feet
1 ft
3 cubic feet
1 ft
1 ft
6 cubic feet

Answers

Answer:

6

Step-by-step explanation:

pls help me , i need this

Answers

No I can’t sorry stop cheating

A sphere has the radius of 5 meters. Find the volume . Use 3.14 for pi

Answers

The first thing we need is the formula. SO what's the formula? the formula for Volume of all geometry object is Base * height, but because this is a sphere. The formula is actually 4/3πr^3! Remember, we also need units. so lets start solving. The radius is 5  meters so . 4/3π*5m^3. Therefore we have about 523.6meters^3. Hope you like my question

Answer = 523.6meters^3

The volume of the given sphere with radius 5 meters is given by 523.33 m³.

What is Volume?

Any three-dimensional solid's volume is the area it takes up. The shapes of these solids include cubes, cuboids, cones, cylinders, and spheres. Forms come in a wide range of volumes. We have looked at a variety of three-dimensional solids and shapes, including cubes, cuboids, cylinders, cones, and more.

As per the given data:

Radius of the sphere = 5 meters

Value of π as given in the question = 3.14

{always use the same value of π as given in the question}

For finding the volume of a sphere with a given radius:

[tex]V = \frac43 \pi r^3[/tex]   {where r is the radius}

[tex]V = \frac43 \times 3.14 \times 5^3[/tex]

V = 523.33 m³

Hence, The volume of the given sphere with radius 5 meters is given by 523.33 m³.

Learn more about Volume here:

brainly.com/question/13338592

#SPJ3

Aline read a report saying 39% of teachers in the United State were members of a labor union. She wants to test whether this holds true for teachers in her state, so she is going to take a random sample of teachers and see what percent of them are members of a union. Let p represent the proportion of teachers in her state that are members of a union. Write an appropriate set of hypotheses for her significance test.

Answers

Answer:

H0: p= 0.39   vs    Ha: p ≠ 0.39

Step-by-step explanation:

She wants to test whether this holds true for teachers in her state.

The test is the formulated into the hypotheses.

The null hypothesis would be

H0: p= 0.39   against the claim    Ha: p ≠ 0.39

The null hypothesis tells that the the proportion of teachers in her state that are members of a union is equal to the proportion of teachers in the US that are members of the labor union.

against the claim

That the the proportion of teachers in her state that are members of a union is  not equal to the proportion of teachers in the US that are members of the labor union.

Three vertices of a rectangle are shown on the grid. I NEED HELP PLEASE

Answers

Answer:

(6,7)

Step-by-step explanation:

The great thing about rectangles is that they are super simple.  For the top right point, it is going to share an x-value with the bottom right vertex and and y-value with the top left.  This maintains the parallel lines that define a rectangle.  So just find the x coordinate of the bottom right vertex (6) and the y coordinate of the top left (7) and put them together: (6,7)

The radii of the two spheres are 2cm and 5cm.

The ratio of their volumes and surface areas are?

Answers

Answer:

1

Step-by-step explanation:

Find the length of the arc.

Answers

Answer:

1st option

Step-by-step explanation:

The length of the arc is calculated as

arc = circumference of circle × fraction of circle

      = 2πr × [tex]\frac{210}{360}[/tex]

      = 2π × 13 × [tex]\frac{21}{36}[/tex]

      = 26π × [tex]\frac{7}{12}[/tex]

      = [tex]\frac{26\pi (7)}{12}[/tex]

      = [tex]\frac{182\pi }{12}[/tex]

      = [tex]\frac{91\pi }{6}[/tex]

After a shipwreck, Florence is stranded on a desert island. She needs to build a shelter, so she makes an axe using materials from the wreckage and starts cutting down trees.
There is a proportional relationship between the number of days Florence is stranded on the island, x, and the total number of trees she cuts down, y.

Answers

Answer:

6x

Step-by-step explanation:

each day she cuts 6 trees so the equation would be y=6x

Find the fraction which is exactly halfway between 1/12 and 1/3

Answers

Answer:

2/12

Step-by-step explanation:

fraction 1 = 1/3

fraction 2 = 1/12

Half-way of both fraction = (1/3 + 1/12)/2 = 15/72 = 5/24

There are 7 buses, and each of these buses is taking 37 people to a game. Another bus is taking 8 people. How many people are these buses taking to the game?

Answers

Answer:

267

Step-by-step explanation:

First, take 37 and multiply it by 7, which gives you 259. Next, add 8 to get your answer, 267.

f the relationship between the independent and dependent variables is discovered to be false after another (third) variable is considered, that relationship between the independent and dependent variables is called

Answers

Answer:

Spurious relationship

Step-by-step explanation:

A spurious relationship is a relationship between a dependent and independent variable that seems to be causal (have a cause and effect relationship) but is actually not, which is made evident by a third factor or variable which was not initially apparent at the point of comparison or examination of the dependent or independent variables

hey! i’ll give brainliest please help

Answers

looking at this it looks like the answer is “Tension between the characters two desires” since external conflict happens with the character and something other then themselves

What is the volume. Round to the nearest hundredth if necessary.

Answers

Answer: 360

Step-by-step explanation:

Answer:

120 cubic feet

if f(x) =2x-1 and g(x) =3x+2 find the fof(x)​

Answers

Answer:   4x - 3

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

Explanation:

We won't involve the g(x) function at all.

We're composing the f(x) function with itself, which means we're replacing every x with f(x) and then simplifying.

See the attached image below for the steps.

Please help me
Find the those two numbers!

Answers

Answer:

vsbhsgshahhwgwgwgaggsgsgsgsggdhehdhhdhdhshjxjxjxjxjjxjx

Mike borrowed a sum of rs 9450 for 5 years at a rate of 6% per year. calculate the total amount that he had to pay.

Answers

First year :

9450 + 9450 × ( 6 / 100 ) =

9450 + ( 9450 × 6 / 100 ) =

9450 + ( 56700 / 100 ) =

9450 + 567 =

Rs 10,017

_____________________________

Second year :

10,017 + 10,017 × ( 6 / 100 ) =

10,017 + ( 10,017 × 6 / 100 ) =

10,017 + ( 60,102 / 100 ) =

10,017 + 601.02 =

Rs 10,618.02

______________________________

Third year :

10,618.02 + 10,618.02 × ( 6 / 100 ) =

10,618.02 + ( 10,618.02 × 6 / 100 ) =

10,618.02 + ( 63,708.12 / 100 ) =

10,618.02 + 637.0812 =

Rs 11,255.1012

_______________________________

4th year :

11,255.1012 + 11,255.1012 × ( 6 / 100 ) =

11,255.1012 + ( 11,255.1012 × 6 / 100 ) =

11,255.1012 + ( 67,530.6072 / 100 ) =

11,255.1012 + 675.306072 =

Rs 11,930.407272

_______________________________

5th year :

11,930.407272 + 11,930.407272 × ( 6 / 100 )

=11,930.407272 +( 11,930.407272 × 6 / 100)

= 11,930.407272 + ( 71,582.443632 / 100 )

= 11,930.407272 + 715.82443632

= Rs 12,646.23170832

_______________________________

Thus Mike have to pay approximately Rs 12,646 after 5 years.

A =?

P= 9456

r = 6% = 0.06

t = 5 yrs

Formula

A= P(1+r)^t

A= 9456×1.06⁵

A = 12646.23

the total amount that he had to pay was 12646 rs

solve the equation for all real solutions

4q^2-4q+1=0

Answers

Answer:

q= 1/2 or 0.5 depending

Step-by-step explanation:

What should be done first to simplify 22/2 • 3/9 • 4

Answers

Answer:

44/3

Step-by-step explanation:

Reduce 22/2 to 11, 3/9 to 1/3:

11(1/3)(4)

Working from left to right:

11(4)

------ = 44/3

  3

Answer:

Step-by-step explanation:

simplify 22/2 then multiply it by 3/9

then multiply that answer by 4 and your total will be 14.6

A quantity with an initial value of 510 decays exponentially at a rate of 0.05% every 7
years. What is the value of the quantity after 3.6 decades, to the nearest hundredth?

Answers

Answer:

508.69

Step-by-step explanation:

...

pls help im so bad at math

Answers

Angle E and D are supplementary and need to equal 170 when added together.

Angle D = 180-35 = 145

Angle D is split into two with part of it being 44

The missing angle is 145-44 = 101 degrees

The answer is 101

Look at picture included helpp aghhh, lots of points will be given!!!

Answers

Answer:

a) 677,040 b) 17,160

Step-by-step explanation:

a) this is a combinations problem as it deals with selection, rather than order. you can use a calculator to solve this:

there are 65 objects (colors) taken 4 at a time

(see photo)

there are 677,040 possible ways to arrange the boxes.

b) unlike question a, this is a permutation. the order matters.

since Ali can only visit the cities once, you must multiply by decreasing values starting from 13 down to 10 (4 "slots" for the 4 days)

13*12*11*10 = 17,160 possiblities

HELP WITH GEOMETRY SURFACE AREA, PAT ATTENTION TO THE DOUBLE SIDED RADIUS!!

Answers

Answer:

Half of 3 is 1.5(new radius)

1.5^2 = 2.25

2.25 x 3.14 = 7.065

7.065 x 2 = 14.13(area of two circles)

2 x 3.14 x 1.5 = 9.42

9.42(circumference)  x 4(height) = 37.68(area of lateral)

Add the given areas:

37.68 + 14.13 = 51.81 cm2 is your answer.

A survey showed that 56% of car owners prefer four-door cars, 31% prefer two-door cars, and 13% have no preference. You ask 300 people. How many do you think will prefer four-door cars?

Answers

Answer:

168

Step-by-step explanation:

number that prefer four-door cars = percentage of car owners that prefer  four-door cars x total number of people surveyed

56% x 300

0.56 x 300 = 168

I will give brainliest pls help

Answers

Answer:

6) x = 11;  y = 11[tex]\sqrt{2}[/tex]

7) x = 9;  y = 9

Step-by-step explanation:

help please its math i really need help

Answers

Answer:

m<D = 26

Step-by-step explanation:

Exterior angles thm:

83 + 6x - 4 = 21x + 4

6x + 79 = 21x + 4

6x - 21x = 4 - 79

-15x = -75

x = 5

m<D:

6x - 4

6(5) - 4

30 - 4

26

Evan wants to make a kneeling pad cushion for when he gardens for long periods of time. It will have the dimensions shown. How much fabric should he buy to cover the cushion?​

Answers

Question

Even wants to make a kneeling pad cushion for when he gardens for long periods of time. How much fabric should he buy to cover the cushion?​

Answer:

Surface area, 440 in 3

Step-by-step explanation:

I just did this question on my assignment on Edge 2021

Step-by-step explanation:

surface area, 440 in.2

I really need some help!

Answers

Answer:

84 in.

Step-by-step explanation:

6*6=36/2=18

6*11=66

18+66=84

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