Worst on the test A
Miguel’s Skate Shop is having a sale on skateboards. The original price for its Extreme Skateboard is $82.60. The sale price for the skateboard is $49.56. What is the percent decrease in the price of the skateboard?
40%
A research company surveys people in a community about a new recycling program. The company expects 6,000 people to respond favorably. If there is a percent error of 1.5%, what is the range of the number of people who are expected to respond favorably to the survey?
Enter the correct answers in the boxes.
Least number of people:
Greatest number of people:
$5910
$6090
Janella is having her hair styled and wants to tip her stylist 11%. Write an equation that Janella can use to calculate the tip, y, if her total bill is x dollars.
y = 0.11x
Logan is having his dog professionally groomed and wants to tip the groomer 12%. Write an equation Logan can use to calculate the tip, y, if his total bill is x dollars.
y = 0.12x
Mr. Sharma and his family are having dinner at a local restaurant. He wants to give the server a 12% gratuity, and the restaurant’s sales tax is 7.5%
Represent this with an equation:
y = _______ + ________ + ______
By what percent does the cost of the meal increase with tax and gratuity?
y = x + 0.12x + 0.075x
19.5%
A group of friends’ dinner bill before tax is $251.75. The sales tax rate is 5%. They want to leave an 20% tip after tax. What is their total dinner bill, including tax and tip, rounded to the nearest cent?
$317.20
Tyrone buys office supplies for his home business. The office supplies cost $193.79 before tax. The sales tax rate is 5.25%. How much sales tax does Tyrone pay for the office supplies rounded to the nearest cent?
$10.17
Suzanne buys upgrades for her computer. The upgrades cost $312.60 before tax. The sales tax rate is 3.75%. How much sales tax does Suzanne pay for the computer upgrades rounded to the nearest cent?
$11.72
Last year’s computer models are discounted 10%. If a computer is on sale for $1,500, what is the original price of the computer rounded to the nearest dollar?
$1,667
During a closeout sale, some television models are discounted 30%. If a television is on sale for $1,800, what is the original price of the television rounded to the nearest dollar?
$2,571