Tuesday, February 19, 2013

Bankers Discount Q33

33. 
The banker's gain on a certain sum due 1
1
years hence is
3
of the banker's
2
25
discount. The rate percent is:

A
5
1
%
5
B
9
1
%
11
C
8
1
%
8
D
6
1
%
6

Answer: Option B
Explanation:
Let, B.D = Re. 1.
Then, B.G. = Re.
3
.
25

 T.D. = (B.D. - B.G.) = Re.

1 -
3

= Re.
22
.
25
25

Sum =

1 x (22/25)

= Rs.
22
.
1-(22/25)
3

S.I. on Rs.
22
for 1
1
years is Re. 1.
3
2

 Rate =

100 x 1
%
=
100
= 9
1
%.
11
11
22
x
3
3
2

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