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Vikas Khandelwal

· started a discussion

· 1 Months ago

Formula (Question: 233130.0 )

formula - P(R/100)^ (R+300)/100

Question:
If the difference of compound interest and simple interest for 3 years at the rate of 5% per annum is Rs.11.40, then the principal amount is:
Options:
A) Rs.1500
B) Rs.1475
C) Rs.1395
D) Rs.1495
Solution:

Ans: (d)

Knowledge Expert

· commented

· 1 Months ago

Dear Student,
Yes you can use this formula given below,
For 3 years ,
CI – SI =P(r^2/(100^2 ))×(300+r)/100)

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