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Garima Sharma

· started a discussion

· 1 Months ago

Wrong solution (Question: 109043.0 )

It is based on simple interest, why explanation is provided on the basis of compound interest.

Question:
An amount becomes \(\unicode{x20B9} \)3795 in 3 years and \(\unicode{x20B9} \)4537.50 in 7 \(\cfrac{1}{2}\) years on simple interest. Find the rate of interest.
Options:
A) 6% per year
B) 4% per year
C) 4.5% per year
D) 5% per year
Solution:
Ans: (d) Let the principal be P and rate be r%.

From question,


Dividing equ. (ii) by equ. (i), 


Knowledge Expert

· commented

· 1 Months ago

Dear student
Given answer is correct
In solution, we used the Amount formula of SI
Please solve the Question carefully

Best wishes
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