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Marta_Voda [28]
3 years ago
9

Three cards are drawn from a standard deck. What is the probability that all three are hearts, given that at least two of them a

re hearts
Mathematics
1 answer:
bogdanovich [222]3 years ago
3 0

Answer:

1/3 I believe because we already know 2 of them are hearts

Step-by-step explanation:

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Can someone help if you can’t tell I suck at math?
Ad libitum [116K]

Answer:

Step-by-step explanation:

1. There will be 9 roses in total.  

Probability Orange: 2/9

Probability Yellow: 3/9 = ⅓  

Probability Pink: 4/9

2. 4/7 as there are 7 bowls in total and 4 are chocolate.  

3. 4/10 = ⅖ (simplified) There are 10 fruits in total and 4 are apples.  

4. 5/15 = ⅓ (simplified) There are 15 cars in total and 5 or them are cooper minis.

5. 2/6 = ⅓ (simplified) There are 6 textbooks and 2 of  them are math.  

6. 13/20 There are 20 drinks and 13 of them are lemonade.  

7. There are 10 toys in total.  

Probability toy cars: 3/10

Probability dolls: 2/10 = ⅕ (simplified)  

Probability balls: 5/10 = ½ (simplified)  

8. In total the number of red roses and lilies are 7. There are 10 flowers in total so the number of jasmines are 3. Therefore the probability of getting a jasmine is 3/10  

9. 20/50 = ⅖ (simplified) There are 50 papers in total and 20 of them are yellow.  

10. 8/18 = 4/9 (simplified) There are 18 buses and 8 of them are air conditioned.  

8 0
2 years ago
In a group of EXPLORE students, 38 enjoy video games, 12 enjoy going to the movies and 24 enjoy solving mathematical problems. O
Katen [24]

Answer:

36 only

because the 2 student their not enjoying Thier outing

6 0
2 years ago
Read 2 more answers
What is the solution to h + 6 = 11
Alexandra [31]
h = 5
11 - 6 = H
so therefore h = 5
5 0
3 years ago
Read 2 more answers
In the past few years, outsourcing overseas has become more frequently used than ever before by U.S. companies. However, outsour
frozen [14]

Answer:

<h2>0.1</h2><h2>Step-by-step explanation:</h2>

please see attached the annotated solution

Given data

p=20%= 0.2

n=15 companies

let x = 5 the number of companies that outsource to overseas consultants

The binomial  probability distribution is given as

P(x=λ)=nCx*P^x*q^n-x

we also know that q=1-p

3 0
3 years ago
Select the correct answer.
jasenka [17]

Answer:

The correct answer is B (4,-5)

Step-by-step explanation:

Each increment goes down by 2.5, so the only choice that really matches is B. (4,-5)

6 0
2 years ago
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