Recognize Percent Growth or Decay
Algebra · Flashcards · Application
ALGEBRA · FLASHCARDS
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QUESTION
What is the common ratio if values go
200
,
150
,
112.5
200, 150, 112.5
200
,
150
,
112.5
at equal time steps?
QUESTION
What is the percent growth rate per year if a quantity "doubles every year"?
QUESTION
What is the percent rate per interval if the common ratio in a table is
4
5
\frac{4}{5}
5
4
?
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ANSWER
20
%
20\%
20%
decay per interval. Convert fraction to percent:
1
−
4
5
=
0.20
=
20
%
1 - \frac{4}{5} = 0.20 = 20\%
1
−
5
4
=
0.20
=
20%
.
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