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HELP PLZ! The price index for a certain item is at 4% inflation rate. How long will it take for the price to double?

Sagot :

Answer:

Time taken to double the price is 17.5 years

Explanation:

As per the rule of seventy,

Time taken for a  CPI to get double is 70 divided by the rate of inflation

Substituting the given values, we get -

Time taken to double the price is 70/4 = 17.5 years