Question

If jella's leaves an apple core under her bed and it decomposes into a mass of fuzzy gray mold,losing 4 percent of it's original mass each day, what fraction of the original apple will be left when jella's mom finds it two weeks later

Answer 1

0.96 ^ 14 = 0.564373

About 56.4% will remain

Answer 2

how did you get that am so confused and THANK YOU!!!!!!! SO MUCH!!!

Answer 3

To decrease something by 4% you multiply it by (1 - 0.04) or 0.96
To decrease it twice by 4% you multiply by 0.96*0.96
To decrease it three times by 4% you multiply by 0.96*0.96*0.96
...
...
To decrease it 14 times by 4%..multiply by 0.96^14
That's the general idea

Answer 4

okay thank you