Question

5 kg of superior quality of sugar is mixed with 25 kg of inferior quality sugar. The price of superior quality and inferior quality sugar is Rs. 18 and Rs. 12 respectively. The average price per kg of the mixture is

• A. Rs. 13
• B. Rs. 15
• C. Rs. 18
• D. Rs. 21

Answer 1

The correct option is A Rs. 13

Total price of superior quality sugar $=5\times 18=Rs90$
Total price of inferior quality sugar $=25\times 12=Rs300$
Total price of mix $=90+300=390$
Total mix quantity$=5+25=30kg$
Avg price$=\frac{390}{30}=Rs13$