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irina1246 [14]
3 years ago
6

Write a proportion to solve this problem: if 12 math books weigh 40 pounds, how much would 18 math books weigh

Mathematics
1 answer:
guapka [62]3 years ago
8 0
18 books would weigh 60 pounds
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Please answer this ASAP
Amanda [17]

Answer: 2x and y= 4+

Step-by-step explanation:

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y = 4 plus 4 plus 4 etc....

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3 years ago
If (x+2),3x and (4x+1)are in AP find the value of x
Gala2k [10]

Answer:

<u>x</u><u> </u><u>is</u><u> </u><u>3</u>

Step-by-step explanation:

{ \bf{U _{2} - U _{1} = U _{3} -U _{2}  }}

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8 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

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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


 
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3 years ago
According to an article in Marketing News, fewer checks are being written at the grocery store checkout than in the past. To det
alina1380 [7]

Answer:

ooga booga

Step-by-step explanation:

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6 0
2 years ago
How do I do this? I don’t understand this kind of math! plz help
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A=LxW, so W=A/L. Divide 85 by 10.
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2 years ago
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