AA man encashes a cheque of ₹600 from a bank the bank pays him money in ₹10 notes and ₹5 notes only totalling 72 the ratio of ₹10 notes and ₹5 notes is
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Solution
Let the number of 10 rupee notes = x. Then,
Number of 5 rupee notes = 72 - x
Given,
x
×
10
+
5
(
72
−
x
)
=
600
⇒
10
x
+
360
−
5
x
=
600
⇒
5
x
=
240
⇒
x
=
48
∴
Required ratio
=
48
(
72
−
48
)
=
48
24
=
2
1
=
2
:
1
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