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2 years ago

30 points and brainliest...please help

Mathematics

2 answers:

Sever21 [200]2 years ago

8 0

Answer:

C. a greater-than 21 and one-third

Step-by-step explanation:

Allisa [31]2 years ago

5 0

I believe it's D, assuming "a" is a variable. This is because you multiply -16 by 4 to make 3/4a into 3a. The problem is now 3a<-64. Then you divide -64 by 3, which gets you -21.3 or -21 1/3. Now it is a<-21 1/3

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Anettt [7]

Answer:

The sample would double in 9 hours

Step-by-step explanation

The number of hours it will take for the sample to double can be found using the 72 rule.

The 72 rule is such that a growth rate would double itself by it is used in dividing the number 72 as shown below:

number of hours =72/8=9 hours

The number of hours it would take the sample to double is 9 hours as computed above.

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3 years ago

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AleksAgata [21]

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3 years ago

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allochka39001 [22]

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2 years ago

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3 years ago

A sheriff is interested in the average speed that people drive on Highway 50. Match the vocabulary word with its corresponding e

aleksandr82 [10.1K]

Answer:

1. Statistics

2. Sample

3. Population

4. Variable

5. Data

6. Parameter

Step-by-step explanation:

1. Statistics is the mean of the sample taken - The average speed that the 250 randomly selected drivers drove on Highway 50

2. Sample is the representative part of the population - The 250 randomly selected drivers who were on Highway 50

3. Population is the group of people from which the sample was taken - All people who drive on Highway 50

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3 years ago