D) Each year 5% of the inhabitants of a rural area move to the city. If the current population is 24,000. Hint: When the percent increases, you want the original 100% plus the additional. If it decreases, you want the original 100% minus the decrease. (i) What is the population of the rural area after 5 years? (ii) How long would it take for the population to double?
D) Each year 5% of the inhabitants of a rural area move to the city. If the current population is 24,000. Hint: When the percent increases, you want the original 100% plus the additional. If it decreases, you want the original 100% minus the decrease. (i) What is the population of the rural area after 5 years? (ii) How long would it take for the population to double?
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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D) Each year 5% of the inhabitants of a rural area move to the city. If the current
population is 24,000. Hint: When the percent increases, you want the original 100%
plus the additional. If it decreases, you want the original 100% minus the decrease.
(i) What is the population of the rural area after 5 years?
(ii) How long would it take for the population to double?
E) The sum of the first n terms of an AP is 373.5. Use the appropriate formula to assist
you in calculating the value of n if the first term is 21.5 and common difference is
5.
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