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It is common to have the numerator and denominator with units of fractions as seen with rates -- for example 200 miles/2 hours. Can just the numerator of a fraction have units and not its denominator, and can just the denominator of a fraction have units and not its numerator? Please provide...

If a business had the following merchandise for sale for a particular month, the cost of goods sold would be determined as follows: $1000.00 cost of inventory at the beginning of the month+ $500.00 purchase of materials during the month - $800.00 ending inventory at the end of the month $700.00...

Explain how you determined the answer and the calculation used for determining the answer for the following: A house is valued at $15,000. The owner insured it for $8,000 under a policy containing an 80% coinsurance clause. If a fire should cause a $7,500 loss to the house, how much would the...

The calculation for determining the finance charge per $100.00 is determined by the following: Finance Charge/Amount financed * $100.00 = the finance charge per $100.00 Since the denominator (amount finance) is not multiplied by $100.00, how does the result equal the finance charge per...

A house is valued at $15,000, and it is insured for $8,000 under a policy containing an 80% coinsurance clause. If a fire should causes a $7,500 loss to the house, how much would the owner receive under his policy? Solution: $8,000/(80% * $15,000) * $7,500 = $5,000 What is the reasoning for...

If a regular haircut costs $5.00 in 1965, and now approximately 50 years later the same haircut costs $20.00, is this increase a 200% increase or a 300% increase? Which calculation should be used to determine the correct percentage? 1. ($20.00 - $5.00)/$5.00 = $15.00/$5.00 = 3 = 300% or...

Dealer A offers a rug for $450, less 33 &1/3% and 20%. Dealer B offers a rug of equal value for $500, less 30%, 20%, and 10%. Which is the better offer and how much better? Is this solution correct? Dealer A: $450 – (8/15 * $450) = $450 - $240 = $210 (I converted 33&1/3%5 to 1/3 and 20% to...

If the interest rate is 18% per year, is it possible for the total of the interest payments to be less than $90, or $500 X 0.18? If yes, why.

If the finance charge on an installment loan is $49.00 and the amount financed is $200.00, the finance charge per $1.00 is $0.245 ($49.00/$200.00). The finance charge per $100.00 is $24.50 ($49.00/$200 = $0.245/$1.00 * 100). What do these two amounts represent or indicate in regards to $1.00...

Veritcal Charts: "The length of each bar is proportional to the sales for that day." I have attached a attachment from a mathematics textbook that indicates the following regarding vertical charts: "The length of each bar is proportional to the sales for that day." What does "...proportional...

If some unit of measure is to be converted to another unit of measure, does the process involve division or multiplication? Example: Convert 300 seconds to minutes. Which is more accurate? 1. 300 seconds divide by 60 seconds/one minute 2. 300 seconds multiplied by one minute /60 seconds...

Express 12.5 mills as a decimal part of $1.00. Is the correct answer $0.0125 or 0.0125 without the dollar sign? Here is how I convert mills to dollars: 12.5 mills * $0.001/mill. The answer would have a dollar sign since the mills units cancel, but the answer I have seen in the teacher's...

An executive receives a severance pay of one fourth of his annual salary of $100,000.00. for 10 years. How much would he receive annually? 0.25 * $100,000/year * 10 years = $250,000.00 Would it be incorrect to use the phrase "per year" since the years have cancelled from the above...

A company uses the following calculation to determine the monthly payment for its employees as they retire: 1.1% * average 5 years highest salary * years of service If an employee worked 33 years and his average 5 year salary is $30,705.17, what is his monthly payment? I used the following...

For one quarter, a home owner's water bill was $9.38. The water company charges $6.50 for the first 1,200 cubic feet or less, and $0.40 per hundred for the next 3,600 cubic feet. How many cubic feet of water did the home owner use during that period? Answer: 1,920 cubic feet Here is my...

I read the following for the explanation of scale: The scale of 1:72 means that the model is 72 times smaller than the actual object. Does this (72 times smaller) make sense? I think it should be the scale of 1:72 indicates that the size of the model is 1/72 the size of the actual object, or...

2 * 1/4 is or equals 1/2 or 2 times 1/4 equals 1/2. Are the following correct to re-word or to express the same calculation? 1. 1/2 is two times larger than 1/4 2. 1/2 is two times the size of 1/4 3. 1/2 is twice the size of 1/4 I think that the following are incorrect or less accurate to...

Annual Compound Interest Calculation: "How would years 3 and 4 appear in the above?" According to the information on compound interest at the following URL: http://www.moneychimp.com/articles/finworks/fmfutval.htm "To find a formula for future value, We'll write P for your starting principal...

Does "on" as it is used below have the meaning of per? Express a tax rate of 42 mills on $1.00 as a rate on $1000.00 Would it indicate the following: ...42 mills per $1.00 and ... as a rate per $1000.00?

How are non-solidus fractions (fractions where the numerator and denominator are placed left and right of a slash mark) typed on this question-posting area? I have seen answers with fractions to questions expressed without using a slash mark.