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ivolga24 [154]
3 years ago
5

Each marble bag sold by Ann's Marble Company contains 3 purple marbles for every 4 yellow marbles. If a bag has 36 yellow marble

s, how many purple marbles does it contain?
Mathematics
2 answers:
makvit [3.9K]3 years ago
5 0
Sorry but do you know The two lines graphed below are not parallel. How many solutions are there to the system of equations?
maw [93]3 years ago
3 0
3/4 = x / 36....3 purple to 4 yellow = x purple to 36 yellow
cross multiply
4x = 108
x = 108/4
x = 27....there are 27 purple marbles
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Answer:

F'(-1,3)

Step-by-step explanation:

The rule for the translation is given as

(x,y)\rightarrow (x-3,y+1)

The coordinates of F are (2,2).

We substitute these coordinates into the translation rule to find the coordinates of F'.

F(2,2)\rightarrow F'(2-3,2+1)

F(2,2)\rightarrow F'(-1,3)

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What is: <br> 8x - 2(4 + 3x)
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Tic-tac-toe: In the game of tic-tac-toe, if all moves are performed randomly the probability that the game will end in a draw is
Natasha2012 [34]

Answer:

P(X \geq 1) = 1-P(X

And if we find the individual probability we got:

P(X=0)=(7C0)(0.127)^0 (1-0.127)^{7-0}=0.3865

And replacing we got:

P(X \geq 1) = 1-P(X

Step-by-step explanation:

Previous concepts

The binomial distribution is a "DISCRETE probability distribution that summarizes the probability that a value will take one of two independent values under a given set of parameters. The assumptions for the binomial distribution are that there is only one outcome for each trial, each trial has the same probability of success, and each trial is mutually exclusive, or independent of each other".

Solution to the problem

Let X the random variable of interest, on this case we now that:

X \sim Binom(n=7, p=0.127)

The probability mass function for the Binomial distribution is given as:

P(X)=(nCx)(p)^x (1-p)^{n-x}

Where (nCx) means combinatory and it's given by this formula:

nCx=\frac{n!}{(n-x)! x!}

And we want to find this probability:

P(X \geq 1)

And we can use the complement rule and we got:

P(X \geq 1) = 1-P(X

And if we find the individual probability we got:

P(X=0)=(7C0)(0.127)^0 (1-0.127)^{7-0}=0.3865

And replacing we got:

P(X \geq 1) = 1-P(X

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3 years ago
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Two similar FOR SALE signs have a scale factor of 5:3. The largest sign’s perimeter is 60 inches. Find the small sign’s perimete
Ulleksa [173]

The small sign's perimeter is 36 inches

Step-by-step explanation:

The scale factor between two figures is obtained by:

Scale = \frac{P_{l}}{P_{s}}

So,

We know that

Scale= 5:3\\P_l = 60\ in\\

Putting the values in the above equation of scale factor we get

\frac{5}{3} = \frac{60}{P_s}

Cross multiplication

5 * P_s = 60*3\\5P_s = 180

Dividing both sides by 5

\frac{5P_s}{5} = \frac{180}{5}\\P_s = 36

Hence,

The small sign's perimeter is 36 inches

Keywords: Scale factor, Ratio

Learn more about scale factor at:

  • brainly.com/question/8799684
  • brainly.com/question/8805387

#LearnwithBrainly

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