SOLUTION: A laptop is purchased for $4800. Each year its value is 75% of its value the year before. After how many years will the laptop be worth $500 or less? Write the number as a whole nu

Algebra ->  Percentages: Solvers, Trainers, Word Problems and pie charts -> SOLUTION: A laptop is purchased for $4800. Each year its value is 75% of its value the year before. After how many years will the laptop be worth $500 or less? Write the number as a whole nu      Log On


   

Question 393918: A laptop is purchased for $4800. Each year its value is 75% of its value the year before. After how many years will the laptop be worth $500 or less? Write the number as a whole number.
Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!












Note change of inequality sense because

Calculate the RHS and round up to the next higher integer.

John

My calculator said it, I believe it, that settles it
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