(a) Is purchasing music online independent of the consumer's age? Use a = 5%.

Q: How do you turn a decimal into a percentage?

A: our aim: to state how we convert decimal into percent

Q: Fair advertises bestsellers as "30% off retail." What is their markup on bestsellers, as a…

A: Introduction: Multiply this fraction by 100 and add a percent sign to get the percentage.  100 ×…

Q: hat is the percentage change in the airfare for the one-year period?

A: Need to calculate the percentage change in airfare for the one-year period

Q: If the MARR is 8%, which alternative should be selected? Year X Y 0 - $5000-$5000 1 - 3000 2 4000 3…

A: Ans-Since MARR Is 8% the alternative should be selected is as follows. Present worth of X = -5000 -…

Q: A store is instructed by corporate headquarters to put a markup of 4343​% on all items. An item…

A: The objective of this question is to find the correct selling price of an item that has been marked…

Q: Listed below is the Fan Cost Index of the NBA for a given year.  Find the percent of increase of the…

A: To find the percent of increase first calculate the increase in FCI 339.02-315.66 =23.36 Now…

Q: What is the formula for percentage increase?

A: The formula to find the percentage increase is,

Q: an item with a regular retail price of $130.00 that is marked down 30% for a sale would have a sale…

A: Original retail price of an item is R=$130.00 Discount for the sale is 30%.

Q: P = $700.00, r = 3%, t = 3 months A.1005.25 B.705.25 C.710.25 D.763.00

A:

Q: Sales last year for a department were $124,560. This year planned sales are forecast to increase by…

A: The sales of last year is $ 124,560.   The increment of 4.2 % in $ 124,560 is:

Q: Shareholders in an electronics company were informed that the company's market share increased from…

A: Given ,  Shareholders in an electronics company were informed that the company's market share…

Q: Estimation is useful for tipping when you’re dining out, too. If the service is good, 20% of the…

A:

Q: Suppose a 12- ounce coffee at starbucks cost 1.46 in 2005. in 2010 that same cup of coffee cost…

A: In 12-ounce coffee at star bucks cost of 1.46Now in 2010 the relative increase in the price of cup…

Q: percent error like a percent change?

A: Given: Percentage error and percentage error. To find: How is a percent error like a percent change?

Q: Use the result from part (c) to find the cost to the company if employee turnover is 39% in a year

A: Given data : The percentage of employees who cease their employment during a year is referred to as…

Q: The interest rate on a car loan has increased 50% over the last 10 years and is now 9%. VWhat was…

A: According to the given information it is required to find the rate 10 years ago, when the interest…

Q: If the markup on an item is 30.00% of its selling price, calculate the markup as a percentage of the…

A: To calculate the markup as a percentage of the cost of the item if the markup on an item is 30.00%…

Q: What's the yearly increase percent ?

A:

Q: A gift card loses 10% of its value every year. At the end of 10 years, what percent of the gift…

A: Given, a gift card loses 10% of its value every year. At the end of 10 years,

Q: You are making a special hot chocolate that costs you $0.92 per serving. You wish to have a beverage…

A: The special hot chocolate that costs $0.92 per serving. To be found- For beverage cost percent of…

Q: 1/2% of $800 is $?

A: the given question is from the percentage and we have to find the half percent of the $800 is what…

Q: You bought some stock, and then the stock price went down by 16.48% from the purchase price. By what…

A:

Sequence and Series

A sequence is defined as a collection of things. Series is defined to sum the things one by one in the sequence.  It was invented by German mathematician Carl Friedrich Gauss.