In what ratio must rice at ₹30 per kg be mixed with rice at ₹45 per kg to get a mixture worth ₹36 per kg?

Explanation

1. 01

   Cheaper : dearer $= (d - m) : (m - c) = (45 - 36) : (36 - 30) = 9 : 6$.

2. 02

   In lowest terms, 3 : 2.