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Mars2501 [29]
3 years ago
15

A small class has 10 students, 6 of whom are girls and 4 of whom are boys. The teacher is going to choose two of the students at

random. What is the
probability that the teacher will choose two boys? Write your answer as a fraction in simplest form
Mathematics
2 answers:
Alborosie3 years ago
8 0

Answer:

4 percent

Step-by-step explanation:

Irina18 [472]3 years ago
8 0
The answer would be 4/6 i think
You might be interested in
If R(x) = 6x - 3 and S(x) = - 3x - 8 , find R(x) - s(x)
lorasvet [3.4K]

Answer:

R(x) - S(x) = 9x + 5

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<u> </u>

Distributive Property

<u>Algebra I</u>

  • Terms/Coefficients
  • Function Notation

Step-by-step explanation:

<u>Step 1: Define</u>

R(x) = 6x - 3

S(x) = -3x - 8

<u>Step 2: Find</u>

  1. Substitute in functions:                                                                                     R(x) - S(x) = 6x - 3 - (-3x - 8)
  2. [Distributive Property] Distribute negative:                                                    R(x) - S(x) = 6x - 3 + 3x + 8
  3. [Addition] Combine like terms:                                                                        R(x) - S(x) = 9x + 5
6 0
3 years ago
What is the domain and range of f(x)=2/3x-3
Anon25 [30]
Im pretty sure that the answer is 0
8 0
3 years ago
Read 2 more answers
Can you kindly help me out please?!
Mila [183]

Answer:

32h^7

Step-by-step explanation:

(4h^4)3=64h^12

64h^12/2h^5=

32h^12/2h^5=32h^7

Hope this helps :)

5 0
3 years ago
Allana used Fraction 3 over 5 yard of fabric to make a scarf. Can she make 2 of these scarves with Fraction 1 and 7 over 10 yard
Paul [167]
(1 7/10) / (3/5)
(17/10) / (3/5) =
17/10 * 5/3 =
85/30 = 
2 5/6........yes, because 1 7/10 divided by 3/5 = 2 5/6...answer C
5 0
3 years ago
Suppose it takes John 41 minutes to run 4 miles. How long would it take him to run 8 kilometers? Round your answer to the neares
Pani-rosa [81]

Answer:

51 minutes!

Step-by-step explanation:

<em>Hello there fellow human!</em>

First off, you convert kilometers to miles.

1 kilometer = 0.62 miles; therefore, 8 kilometers = 8*0.62 = 4.96 miles

Next, you determine how many minutes it takes for John to cover 1 mile

which is gotten by dividing 41 by 4;  

41 / 4 = 10.25. So it takes 10.25 minutes to cover 1 mile. (minutes per mile)

Next, you multiply the number of minutes taken to cover <em>1 mile (10.25)</em> by <em>4.96 miles (8 kilometers)</em>,  10.25 * 4.96 = 50.84 minutes. Rounding that to the nearest minute, you get 51 minutes which make sense because the amount of time taken to cover 4 miles (41 minutes) will be shorter than the time taken to cover 4.96 miles (50.84 minutes) since 4 miles is smaller than 4.96 miles. DIRECT PROPORTION

All calculations where done with a calculator. If you don't have that, you can always divide manually and convert to fraction.

7 0
3 years ago
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