Question

a certain computer loses half of its value every two years. after how many years will the computer be worth 12.5% of the initial value?

Answer 1

After every 2 years, a certain computer loses half of its value. Let the initial price of the computer be x .

So after 2 years, the price reduce to half of its price , that is 0.5x .

After 4 , years, the price reduce to half of its price , that is 0.25x .

After another 2 years, that is after 6 years, the price reduce to half, that is 0.125 x .

Therefore after 6 years, the price of the computer worth 12.5% of the initial value .

Answer 2

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