How long (in years) will it take a $200 investment to be worth $900 if it is continuously compounded at 12% per year? (Give the answer to two decimal places.)

How long, to the nearest year, will it take an investment to triple if it is continuously compounded at 8% per year? yr

How long, to the nearest year, will it take me to become a millionaire if I invest $3,000 at 11% interest compounded continuously?

Country	U.S.	Japan	Germany	Australia	Brazil
Yield	2.5%	0.5%	1.0%	3.5%	4.2%

Assuming that you invest $5,000 in the United States, how long (to the nearest year) must you wait before your investment is worth $18,000 if the interest is compounded annually?

Country	U.S.	Japan	Germany	Australia	Brazil
Yield	2.5%	0.5%	1.0%	3.5%	4.2%

Assuming that you invest $9,000 in Japan, how long (to the nearest year) must you wait before your investment is worth $18,000 if the interest is compounded annually? yr

Country	U.S.	Japan	Germany	Australia	Brazil
Yield	2.5%	0.5%	1.0%	3.5%	4.2%

If you invest $10,600 in the United States, and the interest is compounded monthly, when, to the nearest month, will your investment be worth $30,000?

Country	U.S.	Japan	Germany	Australia	Brazil
Yield	2.5%	0.5%	1.0%	3.5%	4.2%

How long, to the nearest year, will it take an investment in Brazil to double its value if the interest is compounded every 4 months?

Country	U.S.	Japan	Germany	Australia	Brazil
Yield	2.5%	0.5%	1.0%	3.5%	4.2%

If the interest on a long-term U.S. investment is compounded continuously, how long will it take the value of an investment to double? (Give the answer correct to two decimal places.)