In what proportion must wheat at ₹20.40 per kg be mixed with wheat at ₹25.50 per kg, so that the mixture is worth ₹23.80 per kg?
Answer & explanation
Correct answer: option 4
⇒ Proportion of Wheat of Rs.20.40 and Wheat of Rs. 25.50 so that the mixture is worth Rs. 23.50 is = 1.7 : 3.4 = 1 : 2.