Solution: If population of a country doubles in 50 years, how many years will it be five times as much?

(Last Updated On: December 8, 2017)

If population of a country doubles in 50 years, how many years will it be five times as much?

Problem Statement:

The population of a country doubles in 50 years. How many years will it be five times as much? Assume that the rate of increase is proportional to the number inhabitants.

  • A. 100 years
  • B. 116 years
  • C. 120 years
  • D. 98 years

Problem Answer:

The population will be five times as much in 116 years

Solution:

Solution: If population of a country doubles in 50 years, how many years will it be five times as much?

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