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Dmitry_Shevchenko [17]
3 years ago
10

5 out of 12 people screened have developed the Cocacola Virus, which makes them only able to drink Coca-Cola and nothing else. I

f 360 were screened, predict how many people would have the virus. *
Mathematics
2 answers:
mestny [16]3 years ago
8 0

Answer:

150 people would have had the virus if 360 were screened

Step-by-step explanation:

Using direct proportion

5:12 = X:360

X = (360 x 5) ÷ 12 = 150

Hence 150 people would have had the virus if 360 were screened

masya89 [10]3 years ago
7 0

Answer:

If 360 people were screened, then 150 people would have the virus.

Step-by-step explanation:

Knowing that 5 out of 12 people screened have developed the Cocacola virus, if 360 people where screened, the 5/12 of 360 people would have the virus.

5/12 of 360

= (5/12) × 360

= 150

Therefore, 150 people would have the virus.

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Ostrovityanka [42]

Answer:

<h3>             a₁ = -1</h3>

Step-by-step explanation:

a_n=a_1+d(n-1)\\\\a_8=a_1+d\cdot7\\\\a_{20}=a_1+d\cdot19\\\\a_{20}-a_8=a_1+19d-(a_1+7d)=12d\\\\56-20=2d\\\\12d=36\\\\d=3\\\\\\ a_1+3\cdot7=20\\\\a_1=20-21=-1

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3 years ago
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Harrizon [31]

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Step-by-step explanation:

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Oksana_A [137]

Were you not given a diagram?

5 0
2 years ago
Answer quickly! It very urgent
ra1l [238]

Answer: Because the graphs of the two equations overlap each other

Step-by-step explanation:

Every point on the first line also satisfies the second equation.

This is the same as equivalent fractions

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3 years ago
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goldenfox [79]

Answer:

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Step-by-step explanation:

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