asked 173k views
1 vote
According to the rule of 70, how many years will it take an investment that is making 4.5 percent interest to double in size? A) 70 years B) 15.56 years C) 31.5 D) 4.5years

asked
User Activity
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1 Answer

4 votes
My guess would be 4.5 years
answered
User Zenet
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