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SSC MTS 2023 · PYQ · Mixture and Alligation · medium

In what ratio must a grocer mix two varieties of rice costing ₹128 and ₹143 per kg, respectively, to get a mixture of rice worth ₹137.75 per kg?

  1. A.12:5
  2. B.6:7
  3. C.7:13✓ Correct
  4. D.5:4

Explanation

Using alligation: (143−137.75):(137.75−128) = 5.25:9.75 = 7:13.
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