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45 votes
Lamar wanted to have his older home covered with siding andhave fifteen windows replaced. Here are the details: house sidingneeded - 1800 sq. ft., each box of siding covers 100 sq.ft. andcosts $220.41 a box windows are $275.00 each1. How many boxes of siding is needed? _____2. Cost of siding = _____3. How much would the windows cost? _____4. What would be the total cost of the remodeling job materials? _____

User Barerd
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1 Answer

19 votes
19 votes

Since the area of siding is 1800 square feet

Since each box of siding cover 100 square feet

Then divide them to find the number of siding boxes is needed


\begin{gathered} N=(1800)/(100) \\ \\ N=18 \end{gathered}

1. 18 siding boxes are needed

Since the cost of each siding box is $220.41, then

Multiply 18 by 220.41 to find the cost of siding


\begin{gathered} C=18*220.41 \\ \\ C=\text{ \$}3967.38 \end{gathered}

2. Cost of siding = $3967.38

Since there are 15 windows

Since the cost of each window is $275.00, then

Multiply 15 by 275.00 to find the cost of all windows


\begin{gathered} W=15*275.00 \\ \\ W=\text{ \$}4125.00 \end{gathered}

3. The windows cost $4125.00

To find the total cost of the remodeling job materials add the 2 costs above


\begin{gathered} T.C=3967.38+4125.00 \\ \\ T.C=\text{ \$}8092.38 \end{gathered}

4. The total cost of the remodeling job material is $8092.38

User BNazaruk
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