Aptitude - True Discount - Discussion

Discussion Forum : True Discount - General Questions (Q.No. 3)
3.
A trader owes a merchant Rs. 10,028 due 1 year hence. The trader wants to settle the account after 3 months. If the rate of interest 12% per annum, how much cash should he pay?
Rs. 9025.20
Rs. 9200
Rs. 9600
Rs. 9560
Answer: Option
Explanation:
Required money = P.W. of Rs. 10028 due 9 months hence
= Rs. 10028 x 100
100 + 12 x 9
12
= Rs. 9200.
Discussion:
53 comments Page 3 of 6.

Shivam sadh said:   1 decade ago
Yeah @Madhu @krish @david.

What you all said make sense to me too.

And even I am getting the same answer which is 9222.17.

Can anyone here please explain the answer given by our own Indiabix.

Thank you.

Rajee said:   1 decade ago
Question must be like this he settle before 3 month...so we have calcutate 9 month intrest....
10028=intrest +pw( one year)......(1)
intrest=pw.9/12.12/100=9pw/100

So
10028=9pw/100+pw from 1
so pw=9200

Ayushi Garkoti said:   5 years ago
Just use a simple formula- SI= P*R*t/100 , ans easily solve the question.

Given,
Amount = 10028 i.e, P+S.I.
10028 = P+ S.I or S.I= 10028- P.
10028 - P = {P*12*(9/12)}/100,
1002800 = 109P,
P= 9200.
(9)

Pooja said:   1 decade ago
9/12 is in terms of years whereas 12 is in terms of months then why in the solution multiplication is performed between values with different units? how is it possible?

It is (9*12) or (1*9/12).

Dhanjit said:   1 decade ago
Guys, where I will be able to get the full concept on this chapter please help. I too calculated PW as 8953.57 first. Please suggest a book or any other link. Thank you.

Sundar said:   1 decade ago
@Gnana

It is simple yar.

1. 10028 x 100 = 1002800

2. 100 + (12 x 9/12) ; here 12 will get cancelled, So 100+9 = 109

3. 1002800/109 = 9200 thats all.

Gnana said:   1 decade ago
How answer comes 9200? I have tried in my calculator but it show me 3963. 63, How could this possible, please can any one post here.

Gopikrishna said:   10 years ago
1. P.W = 10028*100.

2. Due have payed in 3 months = 9/12.

3. Interest = 12%.

4. Rs = (10028*100)/100+(12*9/12).

5. 9200.

Kanika said:   1 decade ago
Which formula is used in this case? kindly tell me. Is there any alternative solution of this problem?

Rucha said:   1 decade ago
In short it means he has taken some money on loan for which he has to pay Rs. 10028 after 1 year.


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