1 . Which is the better deal, $10,000 invested at 5%, compounded yearly, for 20 years, or $5,000 invested at 10%, compounded continuously, for 20 years?
2. What must be invested today, to be worth $20,000 in 10 years, if it is compounded yearly at 8%?
3. Write as a sum or difference of simple (single symbol argument) logs: Log [(AB)/(CD)]
4. The half-life of carbon 14 is 5730 years. How old is a bone containing 20% of its original carbon 14?