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:

175 comments Page 7 of 18.

Lelisa said: 7 years ago

4y-3y =1y so that 1y can be Rs. (854-815) Rs.39.

So, 3 years then 39 * 3 = 117.
So the principal is 815-117 =698.

Prashanth gowda said: 7 years ago

Thanks for giving the explanation of the answer.

Pooja Yadav said: 7 years ago

Thanks all for explaining the answer.

Farhan said: 8 years ago

Thank you guys, your discussion helped me a lot.

Akp said: 8 years ago

Thank you all.

Akp said: 8 years ago

Thanks for giving the solution in a clear way.

Ravi ranjan prajapati said: 8 years ago

1year= 854-815=39.
1year=39 then,4year= 39*4=156,
then,854-156=698,
ans:698.

Chocomanju said: 8 years ago

Thank you so much for your explanations.

Pinkey said: 8 years ago

Thank you for explaining the examples.

Ayu said: 8 years ago

I cannot understand what is simple interest? Please, someone explain me.

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