Aptitude - Simple Interest - Discussion

Discussion Forum : Simple Interest - General Questions (Q.No. 1)

Simple Interest

A sum of money at simple interest amounts to Rs. 815 in 3 years and to Rs. 854 in 4 years. The sum is:

Rs. 650

Rs. 690

Rs. 698

Rs. 700

Answer: Option

Explanation:

S.I. for 1 year = Rs. (854 - 815) = Rs. 39.

S.I. for 3 years = Rs.(39 x 3) = Rs. 117.

Principal = Rs. (815 - 117) = Rs. 698.

Discussion:

174 comments Page 11 of 18.

Radhika said: 1 decade ago

Thank you so much Gayathri.... very good explaination

NIsha said: 5 years ago

Why we have subtracted 117 from 815 why not from 854?

(1)

Sonia said: 1 decade ago

Thanks Gayathri. Really your explanation is helpful.

Chirag said: 9 years ago

@Rahul.

How? Please explain your solution clearly.

Chikuuuu said: 9 years ago

Your explanation helped me a lot, Thanks @Gayathri.

Varshith said: 6 years ago

I am not getting it, can anyone explain me clearly?

Sumair mudliar said: 10 years ago

@Md Sahil.

Thank you for explaining the solution.

Venkatesh kumar said: 1 decade ago

Thanks Gayathti for giving detailed explanation.

Nirmala said: 9 years ago

Why we are not substructing 854? Please explain.

Farhan said: 8 years ago

Thank you guys, your discussion helped me a lot.

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