find the time period in which a sum of rupees 10000 amount to a Rupees 14641 at 21%
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Answer:
principle =10000
simple interest is = 14641-10000=4641rupees
simple interest= time ×principle rupee× rate of interest/100
= 10000×time × 21/100=4641
time =4641×100/10000×21
=221/100 years
= 2years and 2months and 16 days
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Step-by-step explanation:
- p=10000
- A=14641
- R=21%
- T=?
- by using A=P(1+R/100)^n
- 14641=10000(1+21/100)^n
- 14641/10000=(121/100)^n
- (121/100)^n =(121/100)^2
- so n=2year
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