Mathematics · Compound Interest
If at compound interest (compounding annually) a certain sum becomes 4 times of itself in 5 years, then in how many years will it become 16 times of itself?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 113 years
- 215 years
- 310 years✓
- 412 years
Correct answer
10 years
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