Seudónimo Seudónimo
  • 25-02-2016
  • Mathematics
contestada

A girl buys a shirt that was originally $45 but is now $15. What is the rate of change?

Respuesta :

apologiabiology
apologiabiology apologiabiology
  • 25-02-2016
so first we find the change
45 to 15=45-15=30

change is 30
rate of change=(change)/(original)

original=45
change=30
30/45=10/15=2/3=0.66666666=66%
rate of change is 66.66%
Answer Link

Otras preguntas

describe a procedure to separate a mixture of salt sand and water
Jennifer made 5 L of punch. Her brother made another 750 mL. If they combine the two batches how many 180 mL servings would they have? Would there be leftovers?
Harry used 84% of the money in his savings account to buy a used dirt bike that cost him $1,050. How much money is left in Harry's savings account?
__________live in or on another organism and feed on it without immediately killing it. a. Predators b. Hosts c. Parasites d. Mutualistic organisms
What is the prime factorization of 420? A. 2 × 5 × 6 × 7 B. 2 × 2 × 3 × 5 × 7 C. 2 × 210 D. 2 × 2 × 105
Lila is a track and field athlete. She has to complete four laps around the track, which is 400 meters. The race took her 6 minutes to complete. Which best desc
What did Fulton design in addition to the steamboat
The Japanese Kamakura military leader ruled as a _____, or supreme general a. shogun b. emperor c. daimyo d. samuri
Examine the usage of the words bequeath and posterity in this excerpt from Thomas Paine's Common Sense. Then complete the sentences that follow. The authority
How much taxes do I pay if the taxes are 2.5% and I make 80,000 a year?