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IgorC [24]
3 years ago
14

What is the error percentage - 30 items reviewed with 2 errors?

Mathematics
1 answer:
Bad White [126]3 years ago
6 0

Answer:

7.142

Step-by-step explanation:

error=30-28

error=2

%error=error/actual valuex100

%error=2/28*100

%error= 7.142

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Solve for x. <br><br> 12x/5 = 18
jarptica [38.1K]
For this problem you have to isolate the variable. To do this you must inverse the operations. Multiply 18 by 5, then divide by 12 to get your answer of 7.5
3 0
4 years ago
If the length of a side of a square is x CM its perimeter is​
andreev551 [17]

Square perimeter =4x cm.

The complete length that a square's edge encompasses is referred to as its perimeter. Any enclosed geometric shape's perimeter may be computed by measuring the space around it.

By calculating the total of all the sides of a square, the perimeter may be determined. The perimeter of a square will be stated as,

The perimeter of square = s + s + s + s

⇒Perimeter of square = 4s, where "s" is the side length of the square.

This is because all edges of a square are equal and each edge measures "s" units.

<h3>Calculating the perimeter of a square:</h3>

Mathematically, the formula for calculating a square's perimeter is: Square perimeter, (P) = 4 Side

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It is concluded that the solution is 4x cm.

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7 0
2 years ago
A rectangular prism is completely packed with 90 cubes of edge length inch, without any gap or overlap. Which of the following d
morpeh [17]
22 unit cubes and 2 smaller cubes of volume cubic inch each
8 0
3 years ago
Please help! Find the product of (4x − 3y)^2
statuscvo [17]

Answer:

16x^2-24xy+9y^2.

Step-by-step explanation:

Since this is in the form of (x-y)^2, we can plug it into x^2-2xy+y^2.

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3 0
3 years ago
Read 2 more answers
The function d = 8f + 24 represents the monthly cost d (in dollars) of a group of f members joining the fitness club. a. Identif
oee [108]

Answer:

D represents the dependent variable: the monthly cost in dollars is your independent variable

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The amount of money depends on how many members come and join the fitness club because more money is spent more with more members

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