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IBPS RRB Office Assistant 2019 Paper
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© examsnet.com
Question : 68
Total: 80
If ratio of salary of A to that of B is
1
:
3
and each spends
15
%
of his salary on house rent. Find the house rent paid by A if remaining amount with A and B together is
₹
42500
.
₹ 1800
₹ 1845
₹ 1785
₹ 1760
₹ 1875
Validate
Solution:
Let, the salary of A and B be ₹ x and ₹ 3x respectively.
Remaining salaries after house rent
A
=
₹
85
100
x
,
B
=
₹
85
100
×
3
x
∴ According to the question,
85
100
x
+
85
100
×
3
x
=
42500
85
100
×
4
x
=
42500
⇒
x
=
Rs
.
12500
∴ House rent paid by
A
=
₹
15
100
×
12500
=
Rs
.
1875
© examsnet.com
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