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Lera25 [3.4K]
3 years ago
6

A brother and a sister are in the same math class. There are 8 boys and 10 girls in the class. One boy and one girl are randomly

chosen. What is the probability that the brother and sister are chosen? Write your answer as a fraction in simplest form.
Item 5
A brother and a sister are in the same math class. There are 8 boys and 10 girls in the class. One boy and one girl are randomly chosen. What is the probability that the brother and sister are chosen? Write your answer as a fraction in simplest form.
Mathematics
2 answers:
BigorU [14]3 years ago
7 0

Answer:

the probability is 1/80

Step-by-step explanation:

Readmore at : brainly.com/question/3325543

Paul [167]3 years ago
4 0

Answer:

the probability is 1/80

Step-by-step explanation:

Please give brainliest

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after 6 years what is the total anount of a compound intrest investment of $35,000 at 4% intrest compound quarterly
tangare [24]
The pertinent formula is    A = P (1 + r/n )^(nt), where
P is the original amount of money (Principal),
A is the compound amount,
r is the annual interest rate, expressed as a decimal fraction, 
n is the # of compounding periods per year, and 
t is the # of years.

Here,   A = $35000 ( 1 + 0.04/4)^(4*6)
                = $35000 (1.01)^24
                = $35000 (1.2697) =    $44440.71
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3 years ago
What is the slope of the line shown in the graph?
n200080 [17]

\bf (\stackrel{x_1}{-2}~,~\stackrel{y_1}{2})\qquad (\stackrel{x_2}{0}~,~\stackrel{y_2}{1}) \\\\\\ slope = m\implies \cfrac{\stackrel{rise}{ y_2- y_1}}{\stackrel{run}{ x_2- x_1}}\implies \cfrac{1-2}{0-(-2)}\implies \cfrac{1-2}{0+2}\implies -\cfrac{1}{2}

6 0
3 years ago
Please help me with this​
Art [367]

Answer:

the mean is 5

Step-by-step explanation:

because if you add all the numbers and divide by the number of digits you should get the equation 40/8= 5 and that´s the answer

6 0
3 years ago
Read 2 more answers
Can someone help me I tried many ways but got a different answer
Likurg_2 [28]

Answer:

v = 21

General Formulas and Concepts:

<u>Pre-Algebra</u>

Order of Operations: BPEMDAS

  1. Brackets
  2. Parenthesis
  3. Exponents
  4. Multiplication
  5. Division
  6. Addition
  7. Subtraction
  • Left to Right

Equality Properties

<u>Algebra I</u>

  • Terms/Coefficients/Degrees

<u>Geometry</u>

  • All angles in a triangle add up to 180°

Step-by-step explanation:

<u>Step 1: Set Up Equation</u>

2v + 3v + 75 = 180

<u>Step 2: Solve for </u><em><u>v</u></em>

  1. Combine like terms:                    5v + 75 = 180
  2. Isolate <em>v</em> term:                              5v = 105
  3. Isolate <em>v</em>:                                       v = 21
6 0
2 years ago
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Elevator 1 Moved Up 10 Feet From the ground level its position is labeled as +10 elevator to move down 5 feet from the ground le
pashok25 [27]

0 + 10 = 10

10-5= 5

The answer is 5

8 0
3 years ago
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