Aptitude - True Discount - Discussion
Discussion Forum : True Discount - General Questions (Q.No. 2)
2.
The true discount on Rs. 2562 due 4 months hence is Rs. 122. The rate percent is:
Answer: Option
Explanation:
P.W. = Rs. (2562 - 122) = Rs. 2440.
S.I. on Rs. 2440 for 4 months is Rs. 122.
| Rate = |
 |
100 x 122 |  % |
= 15%. |
|
Discussion:
47 comments Page 1 of 5.
Rohith said:
1 decade ago
I didn't undersatnd the usage of 1/3 in this solution.
Can any one help me in sorting out this problem?
Can any one help me in sorting out this problem?
Venkadesh virudhagiri said:
1 decade ago
Due is in month, so we convert into year 4/12 = 1/3.
S.v.s rama chaitanya said:
1 decade ago
Why should we deduct Rs 122/- from 2562/- is there any basic concept between them please explain.
Shreya said:
1 decade ago
Yup. Rama.
Here formula used=.
Amount=pw+tc.
Pw=amount-tc.
Here formula used=.
Amount=pw+tc.
Pw=amount-tc.
Karthick said:
1 decade ago
Explain for pw and tc.
Deepan said:
1 decade ago
I cant understand the solution can anyone help me.
ARJUN---> said:
1 decade ago
@Shreya
Formula used by you is wrong.
It is,
amount=present worth(pw)+true discount(td)
and hence, its comes as
pw=amount-td
Formula used by you is wrong.
It is,
amount=present worth(pw)+true discount(td)
and hence, its comes as
pw=amount-td
Gnana said:
1 decade ago
How 15% is possible, can any one help for it.
Aishu said:
1 decade ago
100*122/2440*(1/3)
1/3 can be written as 100*122*3/2440*1
by solving this equation we get the value 15%
1/3 can be written as 100*122*3/2440*1
by solving this equation we get the value 15%
Abhishek kumar tiwari said:
1 decade ago
What is the P.W ? I know 4 month is the 1/3 of the year. But I don't no P.W.
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