a dealer buys 4 varieties of rice costing rs

a dealer buys 4 varieties of rice costing rs. 30,rs.40,rs.60 and rs.80 per kg in the ratio 4:5:4:3 and mixes all the four varieties and sells at 30% profit. What is the selling price per kg of rice?

This problem repeats another one in the library (at most with different numbers), so it's left out of browsing.

AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #63019