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alexgriva [62]
3 years ago
10

6/15 divided by 4/21 = ?

Mathematics
2 answers:
Studentka2010 [4]3 years ago
6 0
Keep 6/15 the same and change Division sign into a multiplication sign and flip 4/21 and that will become 21/4. \frac{6}{15}* \frac{21}{4}= \frac{126}{60} 126/60=21/10 and 21/10 as a mixed number is 2 1/10 so your answer is 2 1/10. Hoped I helped. :)
Arlecino [84]3 years ago
3 0
Keep Change Flip!
Keep the first fraction.
Change the divided sign to multiply sign.
Flip the second fraction
And you get 6/15 * 21/4 = 126/60 which simplified to 21/10 or 2 1/10.
So the answer was 2 and 1/10.
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Several surveys in the United States and Europe have asked people to rate their happiness on a scale of 3 = "very happy," 2 = "f
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Answer:

Step-by-step explanation:

We have to find the reported happiness of person of family income of $25,000, $35,000 and $45,000

Given that the formula for finding relation between a people happiness and his income is

y = 0.065x - 0.613

a) find the happiness of person of family income os $25,000

we put x = 25 as in the equation above

y=0.065(25)-0.613\\\\=1.625-0.613\\\\=1.02 \approx 1

Hence, person happiness with with family income of $25,000 on a scale of 3 is y = 1

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b) Find the happiness of person of family income os $35,000

we put x = 35 as in the equation above

y=0.065(35)-0.613\\\\=1.667-0.613\\\\=1.667 \approx 1.7

Hence, person happiness with with family income of $35,000 on a scale of 3 is y = 1.7

That means they come under catergory "not to happy" and "fairly happy"

c) Find the happiness of person of family income os $45,000

we put x = 45 as in the equation above

y=0.065(45)-0.613\\\\=2.925-0.613\\\\=2.312 \approx 2.3

Hence, person happiness with with family income of $45,000 on a scale of 3 is y = 2.3

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8 0
4 years ago
Which expression represents the measure of segment RS?
sasho [114]

Answer:

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x-3

Step-by-step explanation:

6 0
3 years ago
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kap26 [50]
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7 0
3 years ago
What is 5,729 + 2,729​
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Answer:

it equals 8458

Step-by-step explanation:

Caculator

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3 years ago
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