I don’t seem to know the correct formulas to answer these questions . I would love some help! Thanks so much!
- Attachment 1
- Attachment 2
Use this information to answer Questions 1 — 2 below. A radioactive material has a half-life of 67.8 days. Question 1 (1 point) E] If a sample contains 25 grams of this material, how much will remain after 10 days? Only enter the number, in grams, roundedto tw_o decimal places. ‘3; grams SaveQuestion 2 (1 point) [DJ What is this material’s continuous daily decay rate. Only enter the number, as a percent, rounded to three decimal places.":45 “/0 Save Information Use this information to answer Questions 3 – 6 below. On January 1, 2013, an investor deposited $2000 in an investmentaccount. By January 1, 2015, the balance had grown to $2061.70. Question 3 (1 point) [E] What is the annual growth rate for the investment? Only enter the number, as a percent, rounded to three decimal places. I? n/o
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