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spin [16.1K]
2 years ago
15

Anyone wanna help a failing student

Mathematics
2 answers:
konstantin123 [22]2 years ago
7 0

Answer:

the answer is D brainliest please

Step-by-step explanation:

olga nikolaevna [1]2 years ago
6 0

Answer: D

Step-by-step explanation:

Brenda's bottles = B

Cindy's bottles = C

Brenda's bottles is twice Cindy's bottles and 5 more

B = 2C + 5

Therefore, D

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3 years ago
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A random sample of 40 college students has a mean earnings of​ $3120 over the summer months. Assume the population standard devi
PSYCHO15rus [73]

Answer:

A normal distribution or z-test is used to construct a confidence interval.

Step-by-step explanation:

We are given the following in the question:

Sample mean, \bar{x} = $3120

Sample size, n = 40

Population standard deviation, σ = $677

The distribution of earnings of college is a normal distribution.

Conditions:

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Conclusion:

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4 0
3 years ago
*MAKE SURE YOU ANSWER CORRECTLY WITH DETAILS, WILL CHOOSE BRAINLIEST * Describe a hemisphere of this picture and explain how it
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Answer:

Volume of the hemisphere = \frac{2}{3}\pi r^{3}

Step-by-step explanation:

It's a picture of a globe and a globe of the Earth is in the shape of a sphere.

We know equator divides the earth into two equal halves and these equal halves are called as "hemisphere".

Therefore, a line joining the two extreme points of the diameter of the Earth divides the Earth into two hemispheres.

If the radius of the Earth is 'r',

Volume of the hemisphere = \frac{2}{3}\pi r^{3}

6 0
3 years ago
Find the greatest common factor of the following monomials pq^2 and pq^5
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find the prime factors of each term in order to find the GCF

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