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Usimov [2.4K]
2 years ago
10

there are 5 green marbles, 4 red marbles, and 3 yellow marbles in a bag. John selects a marble at random, keeps it, and then sel

ects another marble at random. determine the possibility that two green marbles are chosen.
Mathematics
1 answer:
Daniel [21]2 years ago
3 0

Answer:

1/22

Step-by-step explanation:

  1. 12 total marbles
  2. 5/12 - 1/1 = 4/11
  3. 4/11 - 1/1 = 3/10
  4. 5/12 × 4/11 × 3/10 = 1/22
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Math help mee plzzzzzz THERE IS A ATTACHMENT SO WAIT AT LEAST 30 SECONDS PLZZZZME
VLD [36.1K]
I hope this helps you


25$-14$=11$ a month

6 month 6.11$=66$
7 0
3 years ago
Suppose statement p is true but statement q is false. Which of these compound statements are true? Check all that apply. p ∧ q,
mafiozo [28]

Answer:

P -> p, p ^ q

4 0
3 years ago
Read 2 more answers
Consider the function f(x)=−5x−8 and find the following: a) The average rate of change between the points (−1,f(−1)) and (3,f(3)
kipiarov [429]

Answer:

a. -5

b.-5

c.-5

Step-by-step explanation:

In order to find the average rate of change of a function , we divide the change in the output value by the change in the input value.

Generally, the average rate of change (ARC) on an ecuatios  between two points (x1,f(x1)) and (x2,f(x2)) is

  • ARC = [f(x2)-f(x1)]/ (x2-x1)

<em>In case a)</em>

f(-1)= -5*(-1)-8=5-8= -3          f(3)= -5*3-8= -23

Then ARC= (-23-(-3))/(3-(-1))=-20/4=-5

<em>In case b)</em>

f(a)= (-5a-8)

f(b)= (-5b-8)

Then ARC= [(-5b-8)-(-5a-8)]/(b-a)= (-5b+5a)/(b-a)= -5(b-a)/(b-a)= -5

<em>In case c)</em>

f(x)= -5x-8

f(x+h)= -5(x+h)-8= -5x-5h-8

then ARC= [(-5x-5h-8)-(-5x-8)]/(x+h-x) =-5h/h= -5

3 0
3 years ago
Jacinta is working on a jigsaw puzzle that has 403 pieces. She has completed 1/4 of the puzzle. About how many pieces has she pl
slava [35]
403 / 4 = 100.75 
to get any fraction of a number, as long as the numerator is 1 in the fraction, just divide by the denominator. In this case it's 4. Since you can't place .75 of a puzzle piece, she's placed 100 pieces in the puzzle.
4 0
3 years ago
Can someone help me with 1-5 please because i’m really struggling
viva [34]

9514 1404 393

Answer:

  1. angle SVR = 30°
  2. angle PVR = 90°
  3. angle SVQ = 60°
  4. angle SVP = 120°
  5. angle RVQ = 30°

Step-by-step explanation:

As with finding distances on a number line, the easiest way is to subtract the smaller coordinate from the larger. Here, the "number line" is the arc at the edge of the protractor. The corresponding coordinates are ...

  S: 40°

  R: 70°

  Q: 100°

  P: 160°

The measure of an angle with its vertex at V will be the difference between the "coordinates" of the endpoints of the arc it intercepts. That is ...

  m∠SVR = "R" - "S" = 70° -40° = 30°

The other angles are found the same way:

  m∠PVR = 160° -70° = 90°

  m∠SVQ = 100° -40° = 60°

  m∠SVP = 160° -40° = 120°

  m∠RVQ = 100° -70° = 30°

3 0
3 years ago
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