# interest compounded continuously

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1) Given A=Pe^rt, with A = 455, P = 5, and r = 0.61, solve for t. Round to the nearest 0.01.

t=__________

2) Solve for r: 8(3^r+1)+4=20

Round to the nearest 0.001.

r=__________

3) Solve for z: 2log_2(5+2z)=16

Round to the nearest 0.01.

z=__________

4) An investment offers 4.5% interest compounded continuously. How long until the investment triples in value? Round to the nearest 0.1 year.

________years

5) A certain city's population doubles every 8 years. If the population in 2000 is 4 million people, in what year will the population reach 85 million?

In the year_________

https://brainmass.com/math/basic-algebra/calculating-solutions-algebra-example-questions-321598

#### Solution Summary

The balance in an account and other concepts are assessed.

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