Jackij4ay3Ypeggie Jackij4ay3Ypeggie
  • 26-11-2016
  • Mathematics
contestada

Wren bought a baseball card last year for $2.25. This year the price dropped to $.45. What was the percent of decrease in the price of the card?
A. 80%
B. 500%
C. 120%
D. 400%

Respuesta :

HomertheGenius
HomertheGenius HomertheGenius
  • 28-11-2016
The price:
- last year: $2.25
- this year: $.45
The decrease: $2.25 - $.45 = $1.80
2.25 : 1.80 = 100 : x
2.25 x = 180
x = 180 : 2.25
x = 80
Answer:
The percent of decrease is  A ) 80%
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