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mash [69]
2 years ago
9

How would you find out how many sixth through eighth grade students are interested in joining a running club? Explain how to cho

ose a sample that will give you a good representation of a whole population.
Mathematics
1 answer:
Verdich [7]2 years ago
3 0

Answer:

The sample should be a random sample from the entire set of students and should include enough students to be reliable. Small samples have more variation, which leads to less reliable inferences.

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What is the value of x in the equation –7 = 3x – 15 – 7x?
zmey [24]

Answer:

Generally, the algebraic expression should be any one of the forms such as addition, subtraction, multiplication and division. To find the value of x, bring the variable to the left side and bring all the remaining values to the right side. Simplify the values to find the result.

Step-by-step explanation:

4 0
2 years ago
What is the area of the circle to the nearest square foot if the circumference is 40?
Hunter-Best [27]
Answer:
127 square ft

Explanation:
The formula to find the area of a circle with a know circumference is: C^2/4 π.

40^2 is 1600 and 4 times pi is 12.56. Divide 1600 by the 12.56 and you will get your area of 127.39. The answer is 127 square ft after rounding to the nearest square foot.
7 0
2 years ago
How do you do these
Paraphin [41]
Hope you find you're answer

5 0
3 years ago
In two or more complete sentences, describe how series and sequences relate to each other.
olga_2 [115]
The relationship between series and sequences can be defined as follows;
A sequence is defined as the list of numbers which have been written in a definite order, on the other hand, the sum of terms  of an infinite sequence is known as infinite series. Therefore, simply put; a sequence can be defined as an ordered list of numbers while series is the sum of the list of numbers.
8 0
3 years ago
I need help with this
Ede4ka [16]

Answer:

x=6°

Step-by-step explanation:

7x+180-23x+10x+36=180

-6x=180-180-36

-6x=-36

divide both sides by-6

x=6°

8 0
2 years ago
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