SOLUTION: having trouble. please explain the answer if you dont mind http://www2.edmastery.com/files/nnds_prod_data/itemAssets/nnds_li%20-%20production%5Cdantonm%5C6_1_3_101.jpg

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Question 256490: having trouble. please explain the answer if you dont mind
http://www2.edmastery.com/files/nnds_prod_data/itemAssets/nnds_li%20-%20production%5Cdantonm%5C6_1_3_101.jpg
Answer by jim_thompson5910(35256)   (Show Source): You can put this solution on YOUR website!
First, convert to an improper fraction.

Solved by pluggable solver: Converting Mixed Fractions to Improper Fractions (and vice versa)

Mixed Fractions to Improper Fractions


Remember, mixed fractions (or mixed numbers) are of the form:


               numerator
whole part ----------------
              denominator

So we can see that: , , and

Now follow these steps to convert the mixed fraction to an improper fraction

Step 1) First, multiply the whole part by the denominator to get .

Step 2) Now add that result to the numerator to get . This result is the new numerator. The denominator will remain the same.

Step 3) Place the new numerator over the original denominator to get

=============================

Answer:

So,




So we know that the cube has an edge of feet.


Now let's find the area of any one face. To do that, just square to get

So the area of any given face is square feet.


Now just multiply that by 5 (the number of faces Jane wants to carpet) to get


Now let's convert to a mixed fraction



Solved by pluggable solver: Converting Mixed Fractions to Improper Fractions (and vice versa)

Start with the given improper fraction.

Break up to get . Note: Make sure that the first number is a multiple of the denominator

Break up the fraction.

Reduce

=============================

Answer:

So,



So the total surface area she wants to carpet is square feet. So the answer is A)
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