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nataly862011 [7]
3 years ago
10

Solve for x 2X equals four ninth

Mathematics
2 answers:
defon3 years ago
4 0
20÷4=5
5x9=45

answer: 20/45
daser333 [38]3 years ago
4 0
20/x = 4/9 First 20 = 4x/9 Then 9(20) = 4x equals 180 = 4x Last 180/4 = x, x = 45
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I kneed to know what 2/3 - 9/10 is so i can do the rest of my homework
Illusion [34]

Answer:

-7/30

Step-by-step explanation:

So you need to make the denominators the same number so that you can just subtract the numerators.

(10) 2/3 - (3) 9/10

 20/30 - 27/30

-7/30

6 0
2 years ago
Anyone know the answer?
frosja888 [35]

Answer:

3/4

Step-by-step explanation:

3*3=9

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4 0
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Hatshy [7]

Answer:

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2 years ago
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aleksandr82 [10.1K]

Answer:

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5 0
2 years ago
Suppose the contact rate for a phone survey is 78% and that 22% of people will participate in that survey. Assume that agreeing
Gnoma [55]
Remember that, for independent events, the probability that both occurr is the product of the individual probabilities.

a) Probability of being contacted: 78% = 0.78

Probaility of refusing: 1 - 22% = 1 -0.22 = 0.78

Combined probability: 0.78*0.78 = 0.6084

b) The probability of failing to contact or making contact and not geeting them to agree 1 - the probability of contacting and getting them to agree.

The probabilityof contacting and getting them to agree is 0.78*0.22 = 0.1716

The the answer to this question is 1 - 0.1716 = 0.8284


 
8 0
3 years ago
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