A bag contains 6 red marbles, 4 blue marbles and 7 green marbles. If three marbles are drawn out of the bag, what is the probability, to the nearest 1000th, that all three marbles drawn will be red?

Answers

Answer 1

Answer:

20 marbles total...7 are green

Step-by-step explanation:

probability on first draw is 7/20...and since the marble was not replaced, the probability on the second draw is 6/19. And since they cant happen at the same time, we multiply

7/20 * 6/19 = 42/380 which reduces to 21/190


Related Questions

how to find slope of (-7,3) and (5,6)

Answers

Answer:

The slope is 1/4

Step-by-step explanation:

y2-y1 6-3 3 1

m= —— = —— = —— = ——

x2-x1 5+7 12 4

A state lottery game consists of choosing one card from each of the four suits in a standard deck of playing cards. Each suit has 13 cards.

Count the number of ways in which four cards, each of a different face value, can be chosen.

Answers

Answer: 17160

Step-by-step explanation:

first there are 13 options

then there are 13 - 1 that was chosen

then there are 13 - 2 that were chosen

then there are 13 - 3 that were chosen

so that's 13 options, then 12 options, then 11 options, and then 10 options

and in order to figure out all of the possibilties we mutiply the options so

13*12*11*10 = 17160

little further explaining of why this works:

we have a set of letters (3 in a set)

A B C

what are the possible combinations?

AB

AC

BC

BA

CA

CB

the answer is 6 which is also 3 * 2 * 1 = 6

hello there looking for help here thanks. giving brainliest if able to

Answers

Answer:

angles 2 and 10 are corresponding Angles while angles 6 and 11 are alternate Angles

Answer:

1. False   Same side exterior angles refers to same side transversal An example; opposite ends both same side of transversal. see 2nd attachment.

2. False   interior alternate are both interior alternate on a Z 3 would be alternate with 6 as both are within the z and diagonally opposite at ends of the z shape.

3. True  (yes both same sides of transversal one is left of parallel line the other is left of the next parallel.

4. False ( 12 is only alternate with 1 as alternate is within the z shape as exterior and opposite sides of the transversal)

Step-by-step explanation:

Alternate Interior Angles – Alternate interior angles are the pair of angles on the inner side of the two parallel lines but on the opposite side of the transversal. Alternate Exterior Angles – Alternate exterior angles are the pair of angles on the outer side of the two parallel lines but on the opposite side of the transversal

Same side exterior angles - are seen on the blue spots on the 2nd diagram transversal

in football, the team that has the ball has four chances to gain at least ten yards. if they don't gain at least ten yards, the other team gets the ball. positive numbers represent a gain and negative numbers represent loss. select all of the sequences of four plays that result in the team getting the ball. A. 8, -3, 4, 21. B. 30, -7, -8, -12 C. 2, 16, -5, -3.

Answers

Answer:

A) would keep ball and end with ball

B) would get first down but lose ball if yards aren't gained

C) would get first down but lose ball if yards aren't gained

Step-by-step explanation:

this question really doesn't make sense, most would end with a first down and have one more play to make up

a square has a perimeter of 6x - 20 units. What is the value of x?

Answers

Perimeter - add the length of all side together.
Square - all sides are equal

In your question: square with a side of x, perimeter would be x + x + x + x = 4x
4x = 6x - 20

Solve for x. This is basic Algebra, you should know this before you get to geometry.

Evaluate.

(2a−1/3)÷b/15 when a=−3/5 and b=−6.75

Enter your answer as a simplified mixed number in the box.

Answers

Answer:

[tex]3 \frac{11}{27} \\ [/tex]

Step-by-step explanation:

[tex](2a - \frac{1}{3} ) \div \frac{b}{15} \\ (2 \times - \frac{3}{5} - \frac{1}{3} ) \div \frac{ - 6.75}{15} \\ ( - \frac{6}{5} - \frac{1}{3} ) \div \frac{ - 6.75}{15} \\ ( - \frac{6 \times 3}{5 \times 3} - \frac{1 \times 5}{3 \times 5} ) \div \frac{ - 6.75}{15} \\ ( \frac{ - 18 - 5}{15} ) \div \frac{ - 6.75}{15} \\ - \frac{23}{15} \div \frac{ - 6.75}{15} \\ - \frac{23}{15} \times - \frac{15}{6.75} \\ \frac{23}{6.75} \\ \frac{23 \times 100}{6.75 \times 100} \\ \frac{2300}{675} = 3 \frac{11}{27} \\ [/tex]

Answer:

Step-by-step explanation:

Emma is planting 48 roses and 72 sunflowers. She wants to plant the same number of flowers in each row. But each row should have the same type of flower. What is the greatest number of flowers that can be planted in a row?

Answers

Answer:

She can plant 24 flowers in each row.

Step-by-step explanation:

Greatest common factor of 48 and 72 is 24

a cretain 12- ounce soft drink contains about 10 teaspoons of sugar. if you drink 18 ounces of this soft drink, how many teaspoons of sugar have you consumed

Answers

Answer:

15 teaspoons

Explanation:

The ratio of soft drink to sugar is 12:10, when simplified it is 6:5 (divide by 2)

Since there's 18 oz of soft drink, we multiply 6 by 3, and because it's a ratio we must also multiply 5 by 3, which gets us 15.

18:15

HELP ME PLEASE AND HURRY

the sum of a rational number and a rational number is rational.

-ALWAYS true
-SOMETIMES true
-NEVER true

Answers

thae answer is something true

if f(x)=-4x-5 and g(x)=3-x, what is f(5)?

Answers

Answer:

f(5)=

[tex] = 4x - 5 \\ = 4 \times 5 - 5 \\ = 20 - 5 \\ = 15[/tex]

Question 9: Sorry its blurry. Plz help ASAP

Answers

Answer:

a and c

Step-by-step explanation:

The first and the last one
I hope this helps you

Alejandra quiere comprar lápices de color verde y morado. Los lápices verdes van en cajas de 100 unidades, mientras que los morados van en cajas de 40.¿Cuál es el mínimo número de cajas de cada color que debe comprar Alejandra para tener el mismo número de lápices de ambos colores?

2 CAJAS
3 CAJAS
4 CAJAS
5 CAJAS

Answers

Umm I can’t understand it

Find the value of the equation.

19−26

Group of answer choices

-7

7

17

-.7

Answers

-7
19-26=-7
19 is smaller than 26 so the answer will be in negative and just subtract 26-19 which 7 and add a negative sign which is -7

NEED HELP ASAP What is the equation of the function in standard form? WILL GIVE BRAINLYEST TO CORRECT ANSWER

Answers

Answer:

i can ans it

(-4,-1,-12)

Expand 3(2y+1)

Answer this, please.

Answers

Answer:

6y + 3

Step-by-step explanation:

3.2y+3.1=6y+3

Hope it helps!!

How many average points per game did Denver score?

Answers

So Denver scored 3/4 as many as Dallas so:
3/4 x 26 3/5
If we make 26 3/5 an improper fraction it becomes
133/5
133/5 x 3/4 =
(133 x 3)/(5x4)=
399/20 average points
Which as a mixed fraction is:
19 19/20
Can I get brainliest answer.

HELP PLEASE I NEED HELPPPP!!!!!!!!!!

Answers

two triangles is equal to 12 ft squared

the area of rectangles is equal to 8 ft x 6 ft which will give you 48 feet squared

you add them together to get the total area and you will get 84 feet sqaured

Simplify the equation (3x³)⁴.....
....................​

Answers

Answer:

(3x)¹²

Step-by-step explanation:

(3x³)⁴ is in form of (e³)⁴ which can be written as e³×⁴

= e¹²

so (3x³)⁴ can be written as (3x)¹²

Answer:

3x¹²

Step-by-step explanation:

According to the power rule of exponents, to simplify a power of a power, you multiply the exponents and keep the base the same. In this case, 3 and 4 are the exponents. 3 times 4 is 12. So the answer would be 3x to the power of 12.

(3x³)⁴

3x³*⁴

3x¹²

Order of operations
18 ÷ 9 - 4 x 15

Answers

Answer: I'm almost 100% its -58

Hey ! Can anyone help me with this question please ? Thank you

Answers

Answer:

x = 102°

Step-by-step explanation:

a straight line = 180°

180 - 78° = 102°

Answer:

x°+78°=180°[supplementry angle]

x°=180°-78°

x°=102°

answer

Complete the similarity statement for the two triangles shown.



Enter your answer in the box.

△ABC∼△ =

Answers

The little triangle is 3x smaller than the big triangle of that’s any help

If prices increase 3% each year for 10 years, then a jacket that costs $70 today will cost $94.07 in 10 years. What is the percentage decrease in the buying power of currency over the 10-year period? (Round your answer to one decimal place.)

Answers

Answer:

34.4%

Step-by-step explanation:

solve inequality (i need gelo with this )

Answers

Answer:

Interval Notation : ( -3, ∞)

Step-by-step explanation:

graph:


The value of coin A is twice the value of coin B. Together, the total value of the two coins is $30.00 What is the value of each coin?

Answers

Answer: Coin A is $20, coin B is $10

Explanation:

A + B = $30

B = $10

$10 x 2 = $20

A = $20

$20 + $10 = $30

You and your mom enter a drawing with 3 different prizes. A total of 10
people entered the drawing, and prizes are awarded randomly.
There are 720 ways to award the prizes.
What is the probability that you win
prize?
first prize and your mom wins second

Answers

Answer:

Step-by-step explanation:

Number of people who entered the drawing = 10

Number of prizes = 3

Number of ways to award the prize = 720 ways

The total number of ways that 3 prizes can be awarded to the 10 people can be determined as:

10*9*8 = 720

The total number of ways in which I win the first prize and my mom wins the second prize would be 1*1*8 = 8

Thus the probability that I win the first prize and my mom wins the second prize would be 8/720

When given the building layout of store a 2500ft2, store b 625ft2, store c 625ft2, store d 2500ft2, what portion of the $7500 maintenance fee should be apportioned to store c?

Answers

9514 1404 393

Answer:

  $750

Step-by-step explanation:

The total store area in the building is ...

  2500 +625 +625 +2500 = 6250 . . . . square feet.

Then the fraction that can be allocated to store C is ...

  (625 ft²)/(6250 ft²) = 0.1

The maintenance fee allocated to store C should be ...

  0.1 × $7500 = $750

What are the answers to these questions?

Answers

[tex]\sf 1) \ \large \boldsymbol {} \displaystyle 2 \frac{33}{40} +4\frac{3}{8} =2+\frac{33}{40}+4+\frac{3}{8}^{/5} =6+\frac{33+15}{40} = \\\\\\ 6\frac{48}{40} =7\frac{8}{40} =\boxed{7\frac{1}{5} } \\\\\\\\ 2) \ 2\frac{3}{8} +1\frac{1}{3} =2+1+\frac{3}{8}^{/3}+\frac{1}{3} ^{/8} =3+\frac{9+8}{24} =\boxed{3\frac{17}{24}} \rm \ cups[/tex]

Find the value of x if the two triangles are similar. Explain.

Answers

Given :

The given two triangles are similar .

To find :-

The value of x .

Solution :

In larger triangle :-

90 + y + y = 1802y = 180 - 90 2y = 90 y = 45°

As we know that ,

Corresponding Angles of similar triangles are same ,

15x = 45x = 45/15 x = 3

Which of the following is the correct factorization of the polynomial below? 2p^2 - 10pq+ 25q^2
A. (2p-5q)(p-5q)
B. (2p-5q)(p+5q)
c. (2p-5q)(2p² + 2q)
D. The polynomial is irreducible.​

Answers

Answer:

answer is in the photo

Step-by-step explanation:

(a−2b)3 when a=−4 and b=−1/2

Answers

Answer:

-9

Step-by-step explanation:

(-4-2*-1/2)3

(-4+1)3

-3*3

-9

Answer:

-27

Step-by-step explanation:

Hi there!

[tex](a-2b)^3[/tex]

Plug in the given information:

[tex](-4-2(\displaystyle -\frac{1}{2} ))^3\\\\(-4-(\displaystyle -\frac{2}{2} ))^3\\\\(-4+1)^3\\\\(-3)^3\\\\-27[/tex]

I hope this helps!

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