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Q.
In what proportion water must be added to spirit to gain 20% by selling it at the cost price ?
A.
1 : 3
B.
1 : 4
C.
1 : 5
D.
1 : 1
E.
None of the above
View Answer
Correct choice: C
Explanation:
Let the C.P of spirit be = Rs.10 per litre Then S.P l litre of the mixture = Rs. 11 Profit = 20% Therefore, C.P of the mixture = Rs. [100120×10] = Rs. 25/3 per litre Therefore, Ratio of water and spirit = 1 : 5
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