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klio [65]
3 years ago
12

The graph points four equations, a, b, c, and d which pair of equations had (0,8) as its solution

Mathematics
1 answer:
Tamiku [17]3 years ago
8 0

(0,8) would be the solution of those two lines which will pass through this point .

A lot of points lie on any single line but the solution of two lines is the point where they both intersect .

Let us start observing the graph

Let us first check where does ( 0,8) lies on graph .

it is 0 unit movement on x axis and 8 unit up on y axis

we can see it easily that (0,8) is point where Line a and Line c are intersecting .

Answer : ( a and c ) the option number (1)

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Management at a seaside resort is publishing a brochure and wants to include a statement about the proportion of clear days duri
Ymorist [56]

Answer: B. 264

Step-by-step explanation:

Formula to calculate the sample size 'n' , if the prior estimate of the population proportion (p) is available:

n= p(1-p)(\dfrac{z}{E})^2

, where z = Critical z-value corresponds to the given confidence interval

E=  margin of error

Let p be the population proportion of clear days.

As per given , we have

Prior sample size : n= 150

Number of clear days in that sample = 117

Prior estimate of the population proportion of clear days = p=\dfrac{117}{150}

E= 0.05

The critical z-value corresponding to 95% confidence interval = z*= 1.95 (By z-table)

Then, the required sample size will be :

n= \dfrac{117}{150}(1-\dfrac{117}{150})(\dfrac{1.96}{0.05})^2

Simplify ,

n= (0.1716)(39.2)^2

n= 263.687424\approx264

Hence, the sample size necessary to construct this interval =264

Thus the correct option is B. 264

7 0
3 years ago
Which on is it? need asap Thank you !!!
skad [1K]

Irrational number has unsolvable root overs.

Last two are now our options

\\ \bull\tt\dashrightarrow \sqrt{25}=5

Hence its not irrotational.

Hence

Option C is irrational.

6 0
3 years ago
The Jones family eats 2/3 of a packet of biscuits every day. How long will 27 packets last the family?
Veseljchak [2.6K]

Answer:

40 1/2 days

Step-by-step explanation:

Quantity of biscuits the Jones eats daily = 2/3 of a packet

Total packets of biscuits = 27 packets

How long will 27 packets last the family?

= Total packets of biscuits / daily intake of biscuits of the Jones

= 27 ÷ 2/3

= 27 × 3/2

= 81 / 2

= 40 1/2 days

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AnnyKZ [126]
I think that it is 7.0
5 0
3 years ago
This is due at midnight and I have no idea how to do it
almond37 [142]

Answer:

I personally have no idea how to do this but quizlet might have the answer

Sorry hope this helps though

Step-by-step explanation:

7 0
2 years ago
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