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ddd [48]
4 years ago
5

he left and right page numbers of an open book are two consecutive integers whose sum is 407.  Find these page numbers.

Mathematics
1 answer:
vagabundo [1.1K]4 years ago
7 0

The page numbers of book are 203 and 204.

Step-by-step explanation:

Let,

the two consecutive integers are;

x, x+1

Sum of integers = 407

x+(x+1)=407\\x+x+1=407\\2x=407-1\\2x=406\\

Dividing both sides by 2

\frac{2x}{2}=\frac{406}{2}\\x=203

Therefore,

the two integers are;

x = 203

x+1 = 203+1 = 204

The page numbers of book are 203 and 204.

Keywords: integers, addition

Learn more about integers at:

  • brainly.com/question/1234767
  • brainly.com/question/1238144

#LearnwithBrainly

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The television show Found has been successful for many years. That show recently had a share of 19, meaning that among the TV se
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Answer:

a) 0.0523 = 5.23%

b) 0.9477 = 94.77%

c) 0.2242 = 22.42%

d) YES

Step-by-step explanation:

This situation could be modeled with a binomial distribution where

The probability of getting exactly k “successes” in n trials is given by  

P(X=k)=\binom{n}{k}p^k(1-p)^{n-k}

Where p is the probability of “success”.

In this case we can assume that “success” is the fact that the household interviewed is tuned to Found.  

So, p=0.19 and n = 14 (the households interviewed).

a)

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P(X=0)=\binom{14}{0}0.19^0(0.81)^{14}=0.0523=5.23\%

b)

The probability that at least one household is tuned to Found is  

1- P(X=0) = 1-0.0523 = 0.9477 = 94.77%

c)

The probability that at most one household is tuned to Found is  P(X=0)+P(X=1)

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d)

According to this sample, the probability that more than one household is tuned to Found would be 100%-22.42% = 77.58%, so it does appear that the 19% share value is wrong.

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4 years ago
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What is the height, in inches, of a parallelogram that has a base of 3 feet and an area of 324 square inches?
AlekseyPX
The area of a parallelogram is just:

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3 years ago
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A company that manufactures guitars has a fixed cost of $100,000. It costs $100 to produce each guitar and the selling price is
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a. Write the cost function:: C(x) = 100x + 100,000 where x is number of guitars

---------------------------------

b. Write the revenue function:: R(x) = 300x where x is number of guitars

-----------------------

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