97 4.4. Practice question answers — Mathematics for Public and Occupational Health Professionals
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Chapter 4 practice question answers
1. ≈ 23.2%
2. B(t) is growing faster, but after 3 years A(t) still has a higher account balance.
3. 401.0071 , or about 401 people.
4.
$4048.06
5. ≈ 950 ants
6. ≈ 0.59 cents
1. log4(16) = 2
2. 6
3. -2ln(x)
4.
5. 5
6. 12
7. ≈ 10.8, or nearly 11 years.
1. ≈ 4.1874 weeks.
2. ≈ 11.68 years.
3. 229.3157, or approximately 229 years.
4. a. 99.7%
b. 97.2%
c. 74.9%
5. 10.845, or approximately 11 years.
6. ≈ 9.9%.
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