Question

Sugar of Rs. 100/kg and Rs. 120/kg are mixed  in the ratio of 2 : 3. Find the price of mixture per kg
1. Rs. 110
2. Rs. 112
3. Rs. 100
4. Rs. 140

Answer 1

Correct Answer - Option 2 : Rs. 112

Given

Sugar of Rs. 100/kg and Rs. 120/kg are mixed  in the ratio of 2 : 3 

Concept used

Alligation and mixture

Calculation

The average price of variety first and variety second will be

⇒ (100 × 2 + 120 × 3) / (2 + 3)

⇒ 560 / 5 = 112

∴ Price of mixture per kg is Rs. 112