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Alex787 [66]
3 years ago
10

Which decimal is closest in value to 9/20

Mathematics
2 answers:
Dennis_Churaev [7]3 years ago
8 0

Answer:

0.45

Step-by-step explanation:

9/20= 9*5/20*5= 45/100= 0.45

yan [13]3 years ago
7 0

Answer:

0.45

Step-by-step explanation:

9/20 is the same as 0.45

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I do not understand ur language I speak English very well sorry I can't help you with your homework
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Evaluate the expression. Make sure your work is clearly shown.<br><br> (4/9)^-1/2
irina [24]
Can you make this more clear?? not really sure what I'm supposed to be doing here

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A polling organization announces that the proportion of American voters who favor congressional term limits is 64 percent, with
kvasek [131]

Answer:

We are 95% confident that the proportion of American voters who favor congressional term limits is 64 percent with a difference of 3% for small sample size.

Step-by-step explanation:

95 % confidence means that we are 95 % confident that the the proportion of American voters who favor congressional term limits is 64 percent.

95 % confidence  means that of all the sample about 95 %  values are within in the given range.

And only 5% sample are not included in the given parameter.

Margin of error is the amount of miscalculation or difference in change of circumstances from the obtained data.

3% margin of error usually occurs when the data size is small.

As the data size increases the margin of error decreases.

So this statement tells us that we are 95% confident that the proportion of American voters who favor congressional term limits is 64 percent with a difference of 3% for small sample size.

Margin of error= z *σ/√n→

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3 0
2 years ago
jordan has been offered two summer jobs. one job pays 7 owr hour. the other 50 a week plus 5 per hour. how many hours would jord
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6 0
3 years ago
Find the sum.<br> 48 + 45 + 42+...+(-81) + (-84)
Agata [3.3K]

Answer:

look below

Step-by-step explanation:

i dont know what that +... thing is

but when youre adding the negatives youre really just adding that number so this is just

48+45+42+81+84

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now we have

48 + 87 + 81 + 84

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48 + 84 is 132

now we have

168 + 132 and that is exactly 300

again dont know what the ... is so cant help you there

4 0
2 years ago
Read 2 more answers
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