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zaharov [31]
4 years ago
10

What is the unit rate of 400 miles for 20 gallons?

Mathematics
1 answer:
aleksklad [387]4 years ago
5 0
Answer: 400 / 20 = 20
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Put the following steps for analyzing mathematical models in the correct order, starting with the first step on the top.
morpeh [17]

Answer: The correct order of the options is 4, 3, 2, 1 and 5.

Explanation:

The steps for analyzing mathematical models are,

To analyzing a mathematical model first we have to defined the problem and identify parameters.

The second step is, defined the data needed. it means determine that which type of data is required according to the problem and parameters and neglect the relevant data.

The third step is collect or gather needed data. To solve the defined problem we need the related data.

The fourth step is arrange or analyse the data according to the requirements.

THe fifth step is after analysing the data draw a reasonable conclusion.

Therefore, the correct order of the options is 4, 3, 2, 1 and 5.

7 0
3 years ago
If biology is 40% and chemistry is 24% and earth science is blank and so is physics. There are 4% more students signed up for an
san4es73 [151]

Given data:

The given biology percentage is B=40%.

The given chemistry percentage is C=24%.

The percenage of earth science as compare to physics is E=P+4%.

The expresion for the sum of all subjects is,

B+C+E+P=100%

40%+24%+E+P=100%

E+P=36%.............................(I)

Substitute given value in the above expression.

P+4%+P=36%

2P=32%

P=16%

The nummber of students assigned earth science is,

E=16%+4%

=20%

Thus, the percentage of the students assigned to the physics subject is 16%.

6 0
1 year ago
SOMEONE HELP ASAPP!!
Vlad [161]
The answer is A

You’re welcome.
4 0
3 years ago
The radius of your earth model is 9cm. what is the surface area
Lapatulllka [165]
The surface area formula is 4 x pi x r^2

5 0
3 years ago
Suppose a pizza must fit into a box with a base that is 12 inches wide.
mojhsa [17]
The area of the whole pizza must be at most 113.10 square inches in order to perfectly fit in the box. The values of r represent the half of the length of the pizza with respect to its center. In this case, the r must not exceed 6 inches (r ≤ 6 inches) in order to fit in the pizza box. On the other hand, the values of a represent the total area the pizza will occupy. In this case, the a must not exceed 113.10 square inches (a <span>≤ 113.10) </span>in order to house the pizza perfectly. 
4 0
3 years ago
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