Aptitude - True Discount - Discussion

Discussion Forum : True Discount - General Questions (Q.No. 11)
11.
Rs. 20 is the true discount on Rs. 260 due after a certain time. What will be the true discount on the same sum due after half of the former time, the rate of interest being the same?
Rs. 10
Rs. 10.40
Rs. 15.20
Rs. 13
Answer: Option
Explanation:

S.I. on Rs. (260 - 20) for a given time = Rs. 20.

S.I. on Rs. 240 for half the time = Rs. 10.

T.D. on Rs. 250 = Rs. 10.

T.D. on Rs. 260 = Rs. 10 x 260 = Rs. 10.40
250

Discussion:
24 comments Page 3 of 3.

Kuldeep said:   1 decade ago
Please explain this answer.

Puzeetha said:   10 years ago
Please explain in detail.

Rda said:   3 years ago
Thanks @Wasim Ajaz.

Shivangi said:   1 decade ago
What is SI?


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