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andrezito [222]
3 years ago
7

I need help with part B.

Mathematics
1 answer:
Montano1993 [528]3 years ago
6 0
Answer is 8/10 because the original fraction was 4/5 and they had 10 pizzas and that would be the denominator so you have to get the denominator to be 10 so you would multiply 4/5×2 and you would get 8/10 and since the denominator is 10 that is your answer think of it like this... part at the top whole at the bottom hope this helps

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MArishka [77]

Answer:

\huge\boxed{\sf Option \ 1}

Step-by-step explanation:

People surveyed = 42

People who approved = 25

<u>So, the sample is:</u>

25 residents who approve.

<u>And population:</u>

42 residents surveyed.

\rule[225]{225}{2}

3 0
2 years ago
In a sample of 57 temperature readings taken from the freezer of a restaurant, the mean is 29.6 degrees and the population stand
Natalka [10]

Answer:

(29.14 ; 30.06)

Step-by-step explanation:

Given that'

Sample size (n) = 57

Mean (m) = 29.6

Population standard deviation (σ) = 2.7

Confidence interval = 80%

= (1 - 0.8) / 2 = 0.1

Mean ± z * σ/√n

Using the Z probability calculator : Z0. 1 = 1.28

Hence,

29.6 ± 1.28 * (2.7 / √57)

29.6 - (1.28 * 0.3576237) ; 29.6 + (1.28 * 0.3576237)

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(29.14 ; 30.06)

8 0
3 years ago
A line with a slope of -1/3 passes through the point (9,3). What is its equation in point-slope form?
amm1812

The point-slope form:

y-y_1=m(x-x_1)

We have:

(9,\ 3)\to x_1=9,\ y_1=3\\\\m=-\dfrac{1}{3}

Substitute

y-3=-\dfrac{1}{3}(x-9)

7 0
3 years ago
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Ivahew [28]

You need more input here what even is the question

6 0
3 years ago
HELP PLEASE ASAP !!!
Zepler [3.9K]

Answer:

X = 6.25 ft.

Step-by-step explanation:

From the figure:

∵ Two angles in the small flag = the corresponding angles in the large flag

∴ Two flags are similar

∴ Their sides are proportional

∴ \frac{4}{5}=\frac{5}{x} \\ x=\frac{(5)(5)}{4}=6.25

∴ x = 6.25 ft

8 0
3 years ago
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