A sum of money becomes $${7\over6}$$ of itself in 3 years at a certain rate of simple interest. The rate of interest per annum is:5
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Q: A sum of money becomes $${7\over6}$$ of itself in 3 years at a certain rate of simple interest. The rate of interest per annum is:
- 1$$5{5\over9}\%$$true
- 2$$6{5\over9}\%$$false
- 318%false
- 425%false
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