Math, asked by tanmoychaki9, 9 months ago

at what rate of interest will a sum of money be doubled in 10 years, ​

Answers

Answered by tejoo
3

Step-by-step explanation:

about 7.2%

A simple tool is the rule of 72. 72/interest rate = time to double. So 72/10 years = about 7.2% annual interest doubles in 10 years. A sum of money doubles itself in 4 years at a certain rate of

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