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:

171 comments Page 10 of 18.

Bhavani Dasari said: 1 year ago

Great Explanation! Very helpful to understand the solution.

(18)

Salomi said: 9 years ago

@Gayathri.

Thank you for explaining the solution clearly.

Karthikeyan said: 9 years ago

@Gayathri.

Superb explanation, You are genius Thank you.

Pawan said: 8 years ago

How can we apply formula 100*SI/RT?

Here R is not given.

Uma said: 1 decade ago

@gayathri your explination is very helpfull.

Thank you.

Nag said: 1 decade ago

Thank you. This is explanation is very helpful for me.

Moksh said: 1 decade ago

@Gayathri.

Thanks a lot dear.

Very useful answer :).

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.

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