Rani mixes 70kg of sugar worth rs.28.50 per kg with 100kg of sugar worth rs.30.50 per kg. at what rate shall he sell the mixture to gain 10% ?
a.rs.32.64
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The buying price will be :
70 × 28.5 = 1995
100 × 30.5 = 3050
Total :
1995 + 3050 = 5045
Selling price is :
110/100 × 5045 = 5549.50
Price per kg:
5549.50/170 = 32.64
Rs 32.64
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