जॉइन Examsbookउत्तर : 2. "4 years"
The least number of complete years in which a sum of money put out at 20% C.I. will be more than doubled is ?5
प्र: The least number of complete years in which a sum of money put out at 20% C.I. will be more than doubled is ?
- 13 yearsfalse
- 24 yearstrue
- 32.5 yearsfalse
- 42 yearsfalse
- उत्तर देखें
- Workspace
उत्तर : 2. "4 years"
व्याख्या :
Answer: B) 4 years Explanation: P1+20100n > 2P Now, (6/5 x 6/5 x 6/5 x 6/5) > 2. So, n = 4 years.