Aptitude - Simple Interest - Discussion

Discussion Forum : Simple Interest - General Questions (Q.No. 1)
1.
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 3 of 18.

Harsh said:   1 decade ago
I am not deciding which is easiest way to solve of the given question so please suggest me.

Venkatesh said:   1 decade ago
Gayathri thank you so much before that I want to say myself I am dull even though I understood you are explantion it is very clear keep it up.

Jaya said:   1 decade ago
Gayathri thanks a lot its vry clr & simple

Kichu said:   1 decade ago
Thanks gayathri.

Muskan said:   1 decade ago
Please give me the solution of this question.

A certain sum given on simple interest became double in 20 years. In how many years will it be 4 times.

Ranjitha said:   1 decade ago
Its same friends.. you can do it in either way
(39*4)=156
854-159=698 only

Sonia said:   1 decade ago
Thanks Gayathri. Really your explanation is helpful.

Venkatesh kumar said:   1 decade ago
Thanks Gayathti for giving detailed explanation.

Saurabh said:   1 decade ago
Thanks gayathri.

Tejashree said:   1 decade ago
Thanks gayathri


Post your comments here:

Your comments will be displayed after verification.