At the end of 2000, Mary had 47 CDs in her music collection. At the end of 2003, she had 83 CDs. She collected an equal number o

Question

3 years ago

7

At the end of 2000, Mary had 47 CDs in her music collection. At the end of 2003, she had 83 CDs. She collected an equal number o

f CDs each year between 2000 and 2003.
What is the rate of change in the number of CDs in Mary’s collection between 2000 and 2003?

Mathematics

2 answers:

Tamiku [17] · Answer 1 · 2021-12-09T08:19:22+03:00

Tamiku [17]3 years ago

7 0

Mary collected 12 cd's each year after 2000/47 2001/12 2002/13 2003/12 = 47+12+12+12=83

Sloan [31] · Answer 2 · 2021-12-09T06:09:36+03:00

Sloan [31]3 years ago

5 0

She accumulated an average rate of 12 CDs each year. You find this by subtracting 47 from 83 which gives you 36, dividing it by 3, which gives you 12.