Coffee at ₹120/kg mixed 1 : 3 with ₹80/kg. Mix price:
A₹100/kg
B₹85/kg
C₹95/kg
D₹90/kg
Answer & Solution
Correct answer: D. ₹90/kg
1. Weighted avg = (1·120 + 3·80)/4 = 360/4 = 90.
_Source: 501-GMAT-Questions Section 4 / Manhattan Quant Bank_
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