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Furkat [3]
4 years ago
9

3. picking a red marble from 4 white marbles and 7 green marbles

Mathematics
1 answer:
Anuta_ua [19.1K]4 years ago
6 0

Answer:

the probability of picking the red marble = 8.33%

Step-by-step explanation:

picking a red marble from 4 white marbles and 7 green marbles

total marbles = 1 red + 4 white + 7 green

total = 12 marbles

<u>the ratio of picking 1 red marble over 12 marbles </u>

is 1 / 12 = 0.083 x 100%

= 8.33 %

therefore,

the probability of picking 1 red marble = 8.33%

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arsen [322]

Well first all you have to do is simplifying both sides of the equation then of course isolating the variable then you should end up with

n = \frac{29}{42}

Hopefully this helps ^0^ Mark Brain

4 0
3 years ago
What is the factored form of the polynomial?
IceJOKER [234]

d.(x - 9) (x - 3)

Step-by-step explanation:

x² - 12x + 27 = 0

x² - 9x - 3x + 27 = 0

x(x - 9) - 3(x - 9) = 0

(x - 9) (x - 3) = 0

5 0
4 years ago
Kiara has a ribbon that measures 1/4 of an inch and Jillian has a ribbon that measures 2/3 of an inch. Jillian says their ribbon
fenix001 [56]

Answer:

Jillian is Incorrect as fraction can never be balanced based on numerator or denominator.

Step-by-step explanation:

Given:

Measure of ribbon Kiara has = \frac{1}{4} \ inch

Measure of ribbon Jillian has = \frac{2}{3} \ inch

Now given:

Jillian says their ribbons are equal in length because her numerator is one more than kiara's and her denominator is one less, therefore balancing the two fractions.

we need to find whether statement is correct or not.

First we will find the decimal value of the given fraction's

\frac{1}{4} \ inch can rewritten as 0.25\ inch

Measure of ribbon Kiara has = 0.25 inch

\frac{2}{3} \ inch can be Rewritten as 0.67\ inch

Measure of  ribbon Jillian has = 0.67 inch

Now we can see that;

0.67 inch is greater than 0.25 inch.

Hence we can say that ribbons are not in equal length.

Also the fraction can never be balanced by decreasing or increasing the numerator or denominator.

7 0
4 years ago
What is the value of x?<br> 8x + 2
m_a_m_a [10]

Answer:

x = 6

General Formulas and Concepts:

<u>Pre-Algebra</u>

  • Order of Operations: BPEMDAS
  • Equality Properties

<u>Geometry</u>

  • All angles in a triangle add up to 180°

Step-by-step explanation:

<u>Step 1: Set up equation</u>

(8x + 2) + 70 + 60 = 180

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

  1. Combine like terms:                    8x + 132 = 180
  2. Isolate <em>x</em> term:                              8x = 48
  3. Isolate <em>x</em>:                                       x = 6
8 0
3 years ago
Choose the symbol that correctly compares the fractions below.<br> 8/9 ? 1/9
gladu [14]

Answer:

Which means that this equation is also true: 8/9 > 1/9

Step-by-step explanation:

Is 8/9 less than 1/9? Is 8/9 smaller than 1/9? These are the same questions with one answer.

To get the answer, we first convert each fraction into decimal numbers. We do this by dividing the numerator by the denominator for each fraction as illustrated below:

8/9 = 0.889

1/9 = 0.111

Then, we compare the two decimal numbers to get the answer.

0.889 is not less than 0.111.

Therefore, 8/9 is not less than 1/9 and the answer to the question "Is 8/9 less than 1/9?" is no.

5 0
3 years ago
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