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受欢迎的 Word Problems >

The lion population in a certain reserve drops by 5% every year. Currently, the population's size is 200. Write a function that gives the lion population size, , years from today.

解答

T h e l i o n p o p u l a t i o n in a cer t ain reser v e d ro p s b y 5% e v ery ye a r . C u rre n tl y, t h e p o p u l a t i o n^{'} s s i ze i s 200. W r i t e a f u n c t i o n t ha t g i v es t h e l i o n p o p u l a t i o n s i ze,, ye a rs f ro m t o d a y .

解答

Amount after addition : 210

求解步骤

Translate the problem into an equation:

x = 200 + 0.05 \cdot 200

x = 200 + 0.05 \cdot 200 : x = 210

Amount after addition : 210

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