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nadezda [96]
3 years ago
12

PLEASE HELP ASAP!!!

Mathematics
2 answers:
Annette [7]3 years ago
6 0

Answer:

C) 50,653

Step-by-step explanation:

y = 1000(3.7)^x

After 3 hours   x=3

y = 1000(3.7)^3

y = 1000(50.653)

y =50653

bearhunter [10]3 years ago
5 0

Answer: OPTION C

Step-by-step explanation:

You know that in the function y = 1000(3.7^x) the variable "y" is the number of bacterias in a petri dish  and the variable "x" is the number of hours.

Then, to answer the question "How many bacteria will there be after 3 hours?", you need to substitute x=3 into the function.

Therefore, the number of baterias after 3 hours will be:

y = 1000(3.7^3)

y = 1000(50.653)

y = 50,653

This matches with the option C.

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6.75 / 4.5 = 1.5.

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3 years ago
Twice the difference of a number n and seven is equal to four less than the product of five and the number n. What is that value
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Answer:

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Step-by-step explanation:

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3 years ago
1. If a Grey Whale has a MASS of 34,000 kg and a Swimming SPEED
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3 years ago
"The majority of U.S. car owners still buy American cars."
Vikki [24]

Question:

The majority of U.S. car owners still buy American cars." Ideally, what would the sample be in the study that generated this stat?

answer choices

a) Everyone in the United States who owns a car

b) Everyone in the United States who owns an American car

c) A randomly selected group of car owners in the U.S.

d) A randomly selected group of Americans who own American cars

Answer:

A randomly selected group of car owners in the U.S.

Step-by-step explanation:

In this study, we are told the majority of U.S car owners still buy American cars. The sample in the study that generated this stat would be "a randomly selected group of car owners in the U.S".

⬤ Option A is incorrect, because collecting a sample from every car owner in U.S is impossible as the sample size would be rather tool large.

⬤ Option B is also incorrect because just like in option A, the sample size would be too large. Also this does not  take into consideration those who don't use American cars

⬤ Option D is incorrect, this study deals with all car owners in the U.S, not Americans who own American cars. Therefore selecting a sample from Americans who own American cars would be wrong.

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