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受欢迎的 Word Problems >

Based on her past experiences, a homeowner estimates that appliances lose 22% of their resale value each year. If her estimate is accurate, how much will an appliance currently valued at 1,496 be worth in 10 years?

解答

B a se d o n h er p a s t e x p er i e n ces, a h o m eo w n er es t ima t es t ha t a ppl ian ces l ose 22% o f t h e i r res a l e v a l u e e a c h ye a r . I f h er es t ima t e i s a cc u r a t e, h o w m u c h w i ll an a ppl ian ce c u rre n tl y v a l u e d a t 1, 496 b e w or t h in 10 ye a rs ?

解答

Principal : 467.5

求解步骤

Translate the problem into an equation:

1496 = P (1 + 0.22 \cdot 10)

求解

P, 1496 = P (1 + 0.22 \cdot 10) : P = 467.5

Principal : 467.5

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