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Maths Puzzle
Logical Reasoning
Coding Decoding
Q. Braun invested a certain sum of money at 8% p.a. simple interest for 'n' years. At the end of 'n' years, Braun got back 4 times his original investment. What is the value of n
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- PA=p
t=n
r=8%
According to question
p+(pnr/100)=4p
p[1+n8/100]=4p
n8/100=3
n=300/8
n=75/2
- 11 years agoHelpfull: Yes(2) No(0)
- Barun got back 4times of his investment.
P+I =4P
I=3P
now, I=PRN/100
put,I=3P,n=8
3P=P*8*N/100
N=300/8
N=37.5 - 11 years agoHelpfull: Yes(2) No(0)
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