Aptitude - Banker's Discount - Discussion

Discussion Forum : Banker's Discount - General Questions (Q.No. 1)
1.
The banker's discount on a bill due 4 months hence at 15% is Rs. 420. The true discount is:
Rs. 400
Rs. 360
Rs. 480
Rs. 320
Answer: Option
Explanation:
T.D.
= B.D. x 100
100 + (R x T)
= Rs. 420 x 100
100 + 15 x 1
3
= Rs. 420 x 100
105
= Rs. 400.
Discussion:
70 comments Page 7 of 7.

Kiran said:   1 decade ago
-> True discount means the simple interest obtained after the nominal date.

-> If one wants to withdraw money before the due date then banker will deduct some amount from the face value and give i.e one will get less than the face value amount.

-> Suppose x is the face value,if one withdraws after due date he will get (face value + interest),->i.e true discount.

-> If one withdraws before the due date then he will get (face value-some amount)(it some amount it may be equal to S.I)->i.e bankers discount.

-> Therefore,Banker's Gain= True discount-Bankers discount.

Ramapati said:   1 decade ago
What is the difference between true discount and banker discount?

Ramkumar said:   1 decade ago
How T = 1/3?

Piyushkantidhara said:   1 decade ago
What is the difference between true discount and banker discount?

Lakshmi said:   1 decade ago
What is B. D please give me the explanation?

Karthick said:   1 decade ago
How to found short way to solve this problem?

Sawma said:   1 decade ago
It was written in the important formulas that,

T.D = B.G x 100/Rate x Time.

Why you use another formula?

Preeti said:   1 decade ago
B.D = Banker's Discount.
T.D = True Discount.
A = Amount.
R = Rate.
T = Time.

T.D=A*R*T/(100+RT).

B.D=A*R*T/100.

Divide by 100 in numerator and denominator In T.D.

T.D=[(A*R*T)/100]/[(100+RT)*100].

In T.D formula substitute B.D formula.

T.D=[B.D*100]/[100+(R*T)].

Anam charan patra said:   1 decade ago
How to found short way to solve this problem?

Divya said:   1 decade ago
How T=1/3 ?


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