<< Chapter < Page Chapter >> Page >

A grilled chicken salad at a popular fast food restaurant contains 650 milligrams (mg) of sodium, which is 27% of the recommended daily amount. What is the total recommended daily amount of sodium?

Got questions? Get instant answers now!

After 3 months on a diet, Lisa had lost 12% of her original weight. She lost 21 pounds. What was Lisa’s original weight?

175 lb.

Got questions? Get instant answers now!

Tricia got a 6% raise on her weekly salary. The raise was $30 per week. What was her original salary?

Got questions? Get instant answers now!

Yuki bought a dress on sale for $72. The sale price was 60% of the original price. What was the original price of the dress?

$120

Got questions? Get instant answers now!

Kim bought a pair of shoes on sale for $40.50. The sale price was 45% of the original price. What was the original price of the shoes?

Got questions? Get instant answers now!

Tim left a $9 tip for a $50 restaurant bill. What percent tip did he leave?

18%

Got questions? Get instant answers now!

Rashid left a $15 tip for a $75 restaurant bill. What percent tip did he leave?

Got questions? Get instant answers now!

The nutrition fact sheet at a fast food restaurant says the fish sandwich has 380 calories, and 171 calories are from fat. What percent of the total calories is from fat?

45%

Got questions? Get instant answers now!

The nutrition fact sheet at a fast food restaurant says a small portion of chicken nuggets has 190 calories, and 114 calories are from fat. What percent of the total calories is from fat?

Got questions? Get instant answers now!

Emma gets paid $3,000 per month. She pays $750 a month for rent. What percent of her monthly pay goes to rent?

25%

Got questions? Get instant answers now!

Dimple gets paid $3,200 per month. She pays $960 a month for rent. What percent of her monthly pay goes to rent?

Got questions? Get instant answers now!

Find Percent Increase and Percent Decrease

In the following exercises, solve.

Tamanika got a raise in her hourly pay, from $15.50 to $17.36. Find the percent increase.

12%

Got questions? Get instant answers now!

Ayodele got a raise in her hourly pay, from $24.50 to $25.48. Find the percent increase.

Got questions? Get instant answers now!

Annual student fees at the University of California rose from about $4,000 in 2000 to about $12,000 in 2010. Find the percent increase.

200%

Got questions? Get instant answers now!

The price of a share of one stock rose from $12.50 to $50. Find the percent increase.

Got questions? Get instant answers now!

According to Time magazine annual global seafood consumption rose from 22 pounds per person in the 1960s to 38 pounds per person in 2011. Find the percent increase. (Round to the nearest tenth of a percent.)

72.7%

Got questions? Get instant answers now!

In one month, the median home price in the Northeast rose from $225,400 to $241,500. Find the percent increase. (Round to the nearest tenth of a percent.)

Got questions? Get instant answers now!

A grocery store reduced the price of a loaf of bread from $2.80 to $2.73. Find the percent decrease.

2.5%

Got questions? Get instant answers now!

The price of a share of one stock fell from $8.75 to $8.54. Find the percent decrease.

Got questions? Get instant answers now!

Hernando’s salary was $49,500 last year. This year his salary was cut to $44,055. Find the percent decrease.

11%

Got questions? Get instant answers now!

In 10 years, the population of Detroit fell from 950,000 to about 712,500. Find the percent decrease.

Got questions? Get instant answers now!

In 1 month, the median home price in the West fell from $203,400 to $192,300. Find the percent decrease. (Round to the nearest tenth of a percent.)

5.5%

Got questions? Get instant answers now!

Sales of video games and consoles fell from $1,150 million to $1,030 million in 1 year. Find the percent decrease. (Round to the nearest tenth of a percent.)

Got questions? Get instant answers now!

Solve Simple Interest Applications

Practice Key Terms 9

Get Jobilize Job Search Mobile App in your pocket Now!

Get it on Google Play Download on the App Store Now




Source:  OpenStax, Elementary algebra. OpenStax CNX. Jan 18, 2017 Download for free at http://cnx.org/content/col12116/1.2
Google Play and the Google Play logo are trademarks of Google Inc.

Notification Switch

Would you like to follow the 'Elementary algebra' conversation and receive update notifications?

Ask