A typical high-income household in 1980 earned $138,539. A similar household in 2009 earned $192,814. What was the relative increase in income for these households from 1980 to 2009? Round to the nearest one percent

in 2011 the cost of a house in New York was approximately $255,000, but by 2012 it had lost 2.92%. Luckily, housing prices have rebound since then, and by 2020 had increased by 34.5%. What was the approximate value of a house in New York in 2020? (Number entry. Round nearest dollar.)

the U.S. Census Bureau states that in 2010 the average commute time for Wake County workers was 23.9 minutes and in 2016 the average was 25 minutes. What was the percentage increase in average commute times between these years? Write your answer as a percentage rounded to two decimal places, but do not include the % symbol.

Suppose a 12- ounce coffee at starbucks cost 1.46 in 2005. in 2010 that same cup of coffee cost 1.94. what was the relative increase in the price of the cup of coffee from 2005 to 2010? Round to the nearest one percent.

The standard markup in the book industry is 50%; the retail price of a book is one and a half times the wholesale price. What percentage of the retail price of a book is the bookstore's markup? The New England Mobile Bookfair (a discount bookstore) advertises its bestsellers as "30% off retail."  What is their markup on bestsellers, as a percentage of the wholesale price? Answer the previous question if the Book Fair discounts bestsellers by 40%.  Would they ever do that? Remember you need to support your answers with math calculations that demonstrate your math thinking, and express in words your results, including any conclusion you draw.  You cannot just say "Yes" or "No" or "10%."  You have to explain why, and show supporting calculations.  You also need to cite sources for any information you look up and identify assumptions you make.

A store sells a shirt with a markup of 60% above what they purchased it from the manufacturer. If they purchased the shirt for $12.50, how much will they sell it for?

A collector of football trading cards paid $6 for a 1984 Dan Marino rookie card several years ago. If the card is now worth $100, what is the percent of increase in the card's value? (Round to the nearest percent

QUESTION 6 Katie owns a home valued at $129,900 in Syracuse, NY In 2017. Katie paid $2,254 in school taxes, which are based on home property values. What is the effective tax rate (to the nearest hundredth of a percent) for Katie's school taxes? %

The January 2010 National Health Expenditures report stated that overall health care spending in the United States rose from $7,421 per person in 2007 to $7,681 per person in 2008. Calculate the percentage change in health care spending per person from 2007 to 2008.

Last year, the city of Richmond experienced a budget deficit of $124,820. In comparison, the expected deficit for this year is 35% less. What is this year's expected deficit?