A teacher chooses two students in a class of 15 girls and 10 boys. The students are randomly chosen. What is the probability that the teacher chooses two girls?
1. 3/5
2. 3/7
3. 7/12
4. 7/20

Answers

Answer 1

Answer:

15/25 which simplifies to 3/5 which is the first answer

Step-by-step explanation:


Related Questions

There are 35 boys in 6th grade. The number of girls in 6th grade is 40. Emma says that means the ratio of the number of boys in 6th grade to the number of girls in 6th grade is 3:4. Is Emma correct? If not, what is the correct answer?

Answers

Answer:

Emma is not correct. The correct ratio is 7:8.

Step-by-step explanation:

The ratio of boys to girls is 35:40, and if you simplify this you do not get 3:4 but 7:8.

Hope this helps!

3x - 2y = -14

Standard Form
Slope- Intercept Form

Help????

Answers

The slope is 3x and the intercept is 2y

answer po plss plss plsss

Answers

Answer:

 16. 1.56

17. 0.8625

18.0.04

Step-by-step explanation:

sas, sss, aas, or not enough information

Answers

[tex]▪▪▪▪▪▪▪▪▪▪▪▪▪  {\huge\mathfrak{Answer}}▪▪▪▪▪▪▪▪▪▪▪▪▪▪[/tex]

The two corresponding angles of the Triangles are equal and the the side between them is common between them (so equal).

So, the stated triangles are congruent by :

ASA criterion.

tupac guarda monedas de coleccion en su alcancia tiene dos monedas de 10 pesos tres monedas de 5 pesos siete monedas de 0.50 pesos cinco monedas de 0.25 pesos y tres monedas de 0.10 pesos ¿cuanto denero tiene en total Me ayudan plis​

Answers

Answer:

40.05

Step-by-step explanation:

multiplicas la cantidad de monedas por su valor:

2 monedas de 10 = 20

3 de 5 = 15

7 de 0.50 = 3.50

5 de 0.25 = 1.25

3 de 0.10 = 0.30

sumas lo multipicado:

40.05

Hmm I’ve spent time on it… help pls anyone?

Answers

Assume all cookies were butter cookies.

25 x 15 = 375

543 - 375 = 168

27-15 = 12

168 / 12 = 14

She sold 14 chocolate cookies and 11 butter cookies.

James scored a total of 60 points during 2 games of basketball. He scored 3 times as many points in the second game what were
James's point totals for each game?

first game: 10 points; second game: 50 points

first game: 15 points; second game: 45 points
first game: 20 points; second game: 40 points
first game: 25 points; second game: 35 points

Answers

Answer:

15 and 45

Step-by-step explanation:

15*3=45

15+45=60

hope this helps!

If r is the midpoint of AB and AR=14, then AB=______

Answers

Answer:

28

Step-by-step explanation:

The midpoint is halfway, so if half the length is 14 then the full length is 28 (14 × 2 = 28)

Hope this helps!



A tennis racket with a price of $180 is subject to a sales tax of 7%. What is the total
price of the racket?
$192.60
$187

Answers

The total price of the racket is $192.60 (first option).

What is the total price?

A tax is a compulsory amount of money that is levied by the government or an agency of the government on goods and services. A sales tax is levied on the sales of goods and services.

The total price of the racket would include the amount of tax that would be paid.

Total price = (1 + tax/100) x initial price

Total price = (1 + 7%/100) x $180

Total price = (1 + 0.07) x $180

Total price = (1,07 x $180)  

Total price = $192.60

To learn more about taxes, please check: https://brainly.com/question/25311567

#SPJ1

(Inscribed Angles)
Find m∠N.

Answers

Answer:

x=9 y=3

Step-by-step explanation:

because 5x+9=6x and 6y-1=3y+8

x=9 y=3

branlist please

Choose the graph of this equation. y = 2.5x

Answers

The first one.

Slope is rise/run

The slope is 2.5 or 5/2. So the rise is 5 and the run is 2.

Answer:

i think it is the one on the right bottom corner. dont take the answer from me if u dont want to

Step-by-step explanation:

Wolfman and Dracula we’re having a contest to see who can scare people the most for every three people Dracula scare Wolfman scared seven if Wolfman scared 24 more people how many people were scared and all

Answers

so um i to get a new phone with him to help me with my work schedule and then i i to get my money on my way back from work so i’ll give him my bath now i and i and my mom works at the house for me a few days and i to see if he wants me a friend and 728

Answer ASAP

angle A and angle B are complementary angles. The measure of angle A is (3x)"
and the measure of angle B is 45°. What is the value of x?

Answers

Answer:

x = 15°

Step-by-step explanation:

Complementary angles are two angles whose sum = 90°

∠A + ∠B = 90°

3x + 45 = 90

3x = 45

x = 45/3

x = 15°


The difference of half
of a number and three
is equivalent to
negative
five.

Answers

3/2=3-5

Step-by-step explanation:

jdjdnsnsnsmanzna

9a - 3d =3
-3a + d = -1

Answers

Answer:

a=\frac{1+d}{3}

Step-by-step explanation:

What is the value of z?

Answers

Answer:19

Step-by-step explanation:

Can somebody help me with this?

Answers

Answer:

wrong

Step-by-step explanation:

(2(x + 13)) /3

the expression says x = 5, so let's check:

(2(5 + 13)) /3

36/3 = 5...FAKE

En un parqueadero hay 50 vehículos. Pero si contamos sus llantas hay 140.¿Cuántos carros y motos hay? Por favor alguien que me ayude este tema es de matemáticas problemas lineales 2x2

Answers

Answer:

Carros = 20

Motos = 30

Step-by-step explanation:

Carros = x

Motos = y

x + y = 50

4x + 2y = 140

x = 50 - y

4 (50-y) + 2y = 140 (substitución)

200 - 4y + 2y = 140

- 2y = 140 - 200

y = -60/-2

y = 30

x + 30 = 50

x = 50-30

x = 20

Cleo and jandi are having a hollowed party. They have 3 1/2 pounds of candy to divide into 14 goodie bags. How much candy will be in each bag?

Answers

Answer: 1/4 pound(s) of candy in each bag

Step-by-step explanation:

Answer:

1/4 pound(s) of candy

Step-by-step explanation:

brainliest pls

last 2 guyss !!!! tysm

Answers

First one is a rotation 90° clockwise

Second one is B. 134°

Answer:

A 90° clockwise

B 134°

6.) Danasia has two summer jobs. During the week she works in the grocery store and on the
weekend she works at a nursery. She gets paid $15 per hour to work at the grocery store and
$18 per hour to work at the nursery. The one week she made $630. Write an equation to
model the situation.

Answers

Answer: 630 = 15x + 18y

Step-by-step explanation:

factor the expression using the gcf 2t-10​

Answers

The GCF of 10 and 2 is 2.
So, 2(t-5).

In which part of the graph is the distance from home constant?
Distance from home
Time
A. 4
B. 3
C. 1
D. 2

Answers

Step-by-step explanation:

the answer is A. 4

as a horizontal line

The Answer is 4
——————————

[tex]5x^{2} -10x+5-xy+y[/tex]

Answers

(X-1) x (5x+5-y)
That the answer

PLSSS HLEPP ME OUTT ITS URGENTTTT!!!​

Answers

Answer: 84km Happy To Help, Brainliest Please

Step-by-step explanation:

Find the domain:

(2x^2-2)/ x

Answers

Answer:

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

Answer:

Answer attached in the image

Please help on these :(

Answers

Answer:

#13. line QR is 26.

#14. a) x = 2 b) m = 6

Step-by-step explanation:

13. We can use the Pythagorean therom: a^2 + b^2 = c^2

We will substitue PQ for a and PR for b

10^2 + 24^2  = c^2

100 + 576 = c^2

100 + 576 = 676

Then, we find the square root of 676, which is 26.

14. a) 3(2x -1) = 9

we first use distributive property:

6x - 3 = 9

then we add 3 to both sides to counteract the -3:

6x = 12

we divide both sides by 6 to get x alone:

x = 2

b) 3m - 12 = 6

we add 12 to both sides to counteract the -12:

3m = 18

we divide both sides by 3:

m = 6

A Spanish teacher informed her class that she would be giving 4 quizzes each month. Write an equation that shows the relationship between the number of months elapsed, x, and the total number of quizzes, y.

Answers

Answer:

y = 4x

Step-by-step explanation:

Since there are going to be four quizzes a month (x), we know that we will multiply the number of months (x) by the number of quizzes (4). However, because we don't know how many months there are, we can define the months as (x), and instead put the total (y) is equal to the number of quizzes per month (4), multiplied by the number of months (x). Out final result is

(y = 4x)

c. Point B (-3, -4) is also on the circle. Verify algebraically whether triangle OAB is a
right-angle triangle.

Answers

Answer:

89

Step-by-step explanation:

don't use this awnser its wrong

Which expression is equivalent to (x-4y/x-9y5)-2
•y8/x10
•x5/y7
•x5/y4
•x/y7

Answers

Answer:

y8/x10

Step-by-step explanation:

Answer:

a

Step-by-step explanation:

cause math

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